The BioChamber 2000 is a 2000 mL plastic chamber that can be used with a CO2 Gas Sensor and an O2 Gas Sensor to monitor gaseous carbon dioxide and oxygen levels simultaneously in a closed system. User Manual - BC-2000

This accessory kit can be used with the Go Direct® Rotary Motion Sensor or the Rotary Motion Sensor to study the motion of a physical pendulum; the rotational inertia of disks, rings, and point masses; and the conservation angular momentum. User Manual - AK-RMV

The Next Generation of Portable Balances for your Classroom   Integrated superior overload protection system rated at 10x capacity protects the balance in demanding classroom environments. Space-saving design allows for stackable storage (excluding 1mg model). Combined with a simplified 4 button operation, the Scout's large backlit display increases readability in dim lighting conditions, and makes it easier to view results from across a desk or lab bench. With expanded connectivity options including RS232, USB Host, USB Device, Ethernet and Bluetooth®, the Scout provides added versatility to your data collection and transfer needs. Through the Scout USB Device Interface (Schnittstelle), compatible models of this series can be used together with Vernier hard- and software. This offers the opportunity to execute time-dependent mass measurements (up to 1 measurement/second).

The OHAUS CX is a lightweight, portable, compact balance perfectly suited for use in laboratory, industrial, education and home use applications. CX offers a great value without sacrificing accuracy for weighing jobs to 5200g. The large weighing platform can accommodate larger samples and can also be removed for easy cleaning. Radio frequency protection allows the CS to deliver stable results even when used in areas in which radio waves may be emitted. The low profile CS is battery operated or can be powered by a standard AC adapter. Features: Display: Liquid crystal display (LCD) Operation : AC adapter (included) or 3 AA batteries (not included) Construction: ABS housing, stainless steel pan Design Features: Mechanical and software overload/underload protection, auto shut-off Units of measurement: Gram Pound:Ounce Newton  

Rugged and Reliable Analog Hotplates and Stirrers for General Purpose Heating and Stirring Powerful stirring and fast heating at an economical price. Safely heat up to 500°C and stir up to 15L with easy to use knob control for simple and reliable everyday heating and stirring in the lab. Designed to last - the rugged metal housing has a spill resistant design for long life in the lab under harsh conditions. The smooth, chemical-resistant ceramic top plate is perfect for easy clean up. Safety is of utmost importance - the prominent hot top indicator light illuminates when the heater is above 40°C, keeping the end user safe during all heating applications.

This 5 megapixel camera connects to a computer, Chromebook, or LabQuest 2 via USB. It features 10–300X magnification with manual focus and an adjustable LED light source. Description The USB Digital Microscope gives you a live image that is very similar to what you would see with a traditional dissection microscope. This 5 megapixel camera connects to a computer or Chromebook via USB. It features a 10–150 mm lens with manual focus and an adjustable LED light source. In addition to capturing still images, you can also record short videos and time lapse sequences.   An adjustable stand with manual focus is also included. This allows you to change the plane of view you are looking at on the screen. With a fast response time and high resolution, you can get very clear images that are easy to display, save, and place directly into lab reports. This tool offers a world of possibilities for you and your students to explore. Specifications Resolution: 5 megapixel (2592 x 1944 pixels) Sensor type: CMOS Magnification: 10-300X Video: 30 fps at VGA resolution (640 x 480) Focus Range: 10-150 mm Light Source: 8 LEDs with adjustable brightness USB cable length: 2 m What’s Included   Digital Microscope with USB cable Stand with Micropositioner MicroCapture Pro software Instruction manual User manual

The Electrostatics Kit allows students to perform a range of experiments in electrostatics with the Vernier Charge Sensor. What's included Faraday pail and cage Grounding plane Grounding wires and wrist strap Charge producers and proof plane Wool, vinyl, nylon rod, PVC rod Cotton cloth User Manual - ESK-CRG

With the Moment of Inertia Accessory Kit, students can explore inertia in a broader context. The kit expands the capabilities of a Vernier centripetal force apparatus in the investigation of the moments of inertia of different geometries. User Manual - CFA-MIK

This kit controls the rotational rate of the Go Direct® Centripetal Force System so students can focus on a single variable and deepen their understanding of cause and effect. The Motor Accessory Kit drives the experiment setup at a constant angular velocity while students evaluate the centripetal acceleration and/or force required to maintain an object rotating at a specified radius. The rotational rate is adjustable. Specifications The speed can be controlled to a maximum of about 9.6 radians per second (~90 revolutions per minute or ~550 degrees per second). What's included Motor Bracket and attachment to base Power supply with variable speed control O-ring User Manual - GDX-CFA-MAK-INTL

Use the Power Amplifier as a power supply for DC and AC circuit investigations or to drive devices such as speakers, lamps, and small DC motors. Specifications Technical Details of Power Amplifier Operation Input connection: 3.5 mm audio cable (from LabQuest or computer) or BTA cable (from LabPro CH4) Input Frequency range: DC to 15 kHz. Overall gain: 10X (LabQuest/computer), 2X (LabPro) Input impedance: 10 kΩ. (LabQuest/computer), 50 kΩ (LabPro) Maximum input ±12 V without damage. Pulse Width Modulation input used for producing DC offset or pure DC output Current Sensor Connect to Vernier interface to monitor load current There is a 0.1 Ω resistor between the black terminal and ground. Current measurements are based on the voltage drop across this resistor. Important Note: The Power Amplifier creates no signal on its own. It depends on a signal source, such as the LabQuest 2 or original LabQuest’s Power Amplifier App, our free Power Amplifier Frequency Generator software for PC/Mac, or Logger Pro 3.8 or newer (LabPro only) A LabQuest Mini or LabQuest Stream does not provide a signal source. Use the Power Amplifier Function Generator software as the signal source. What's included Vernier Power Amplifier (1) Power supply (1) 3.5 mm audio cable for LabQuest control (1) BTA cable for LabPro input and current sensing User Manual - PAMP-EURO

This kit includes a speaker and accessories used with the Vernier Power Amplifier to study mechanical waves and springs. Specifications Speaker: 5 1/4 inch shielded woofer, 30 W max, 8 Ω impedance, 5.8 Ω DC resistance Spring (relatively soft): Spring constant is approximately 5 N/m Spring (stiffer): Spring constant is approximately 15 N/m What's included (1) 5 1/4 inch shielded speaker with an adaptable drive post (1) elastic string (1) braided nylon-core cord (2) spring with different spring constants (2) masses (2) threaded hooks (1) spacer User Manual - PAAS-PAMP

The Vernier Circuit Board 2 is a convenient platform for circuit labs, from basic series and parallel circuits to RLC circuits. Many components are provided for experimentation, and additional components can be added to expand the capability of this useful board. Specifications Size: 10 in. x 6.5 in. (25.5 cm x 16.5 cm) Mass: ~0.44 kg Optional power sources:up to 4 AA batteries, not included LabQuest Power Supply, not included (or other 5 VDC adapter with center-positive ⅛ inch connector) DC power supply such as Extech Digital DC power supply Vernier Power Amplifier Maximum voltage: 10 V Resettable fuse opens at 0.8 A, but 0.3 A or less is recommended All parts ROHS compliant What's included One circuit board Ten insulated jumper wires fitted with mini-alligator clips Five #48 lamps rated 0.06 A at 2.0 V (cylindrical body) Five #50 lamps rated 0.220 A at 7.5 V (round body) User Manual - VCB2

The Truss Tester Accessory for the Vernier Structures & Materials Tester (VSMT) or the Go Direct Structures & Materials Tester (GDX-VSMT) provides a fast and effective method to evaluate the strength of trusses. Students use the tester to collect data that allows them to evaluate parameters affecting truss strength and apply engineering design principles to improve truss performance. This is a great tool for use in designing a truss-based bridge, tower, or other structure. User Manual - VSMT-TRUSS

The Go Direct Structures & Materials Tester helps students evaluate structure and material strength by measuring the applied load and deflection and graphing the resulting data in real time. It connects via Bluetooth® wireless technology or via USB to your device. This tester gives teachers a great way to motivate their students when it is used for engineering activities and competitions with the free Go Direct® Bridge Competition Software. The tester includes the NGSS-aligned Materials Testing: Beams to Bridges with Go Direct® Structures & Materials Tester e-book to provide engaging engineering investigations to get started and a tackle kit to make it easy to load structures of varying sizes and shapes. Specifications Physical Dimensions: 45 cm x 50 cm x 20 cm Weight: 22 lbs Load Cell Operational Range: 0 to 1,000 N Positive stop to prevent sensor damage. Resolution: 0.1 N Displacement Sensor (Encoder) Range: 0 to 7 cm Resolution: 1.0 μm What's included Go Direct® Structures & Materials Tester Materials Testing: Beams to Bridges with Go Direct® Structures & Materials Tester e-book Tackle Kit Free download: Go Direct® Bridge Competition Software Assembly Instructions USB micro cable User Manual - GDX-VSMT

The Stir Station is a combination magnetic stirrer and ring stand. What's included Vernier Stir Station Vernier Microstirrer Stirring bar (4 cm) 6-volt DC power adapter Ring stand post (46 cm) User Manual - STIR-INTL

The Celestron Digital Microscope Imager turns your traditional compound or stereo microscope into a high-resolution digital imager using a personal computer, Chromebook. The imager replaces the eyepiece of the microscope and connects directly to your device via USB. With its 2 megapixel sensor, built-in 15x lens, and IR cutoff filter, the Celestron Digital Microscope Imager works together with Logger Pro‘s Image and Video Capture capabilities to provide an easy way to collect still images, time-lapse sequences, and short videos. Chromebook users can use the Power Camera App in Chrome to take pictures. Specifications Celestron Digital Microscope Imager (2 Megapixel) Resolution: 2 megapixel Sensor type: CMOS Eyepiece tube compatibility: 23–30 mm (with included adapter) Video: 30 fps VGA USB cable length: 2 m Celestron Digital Microscope Imager (5 Megapixel) Resolution: 5 megapixel Sensor type: CMOS Eyepiece tube compatibility: 23–30 mm (with included adapter) Video: Streaming at 30 fps VGA, Recording at 30 fps, 720p HD USB cable length: 2 Included: Celestron Digital Microscope Imager Adapter collar for use with stereo microscopes Celestron Digital Microscope Suite software Instruction manual

The OHAUS CS is a lightweight, portable, compact balance perfectly suited for use in laboratory, industrial, education and home use applications. CS offers a great value without sacrificing accuracy for weighing jobs of 200g to 5000g. The large weighing platform can accommodate larger samples and can also be removed for easy cleaning. Radio frequency protection allows the CS to deliver stable results even when used in areas in which radio waves may be emitted. The low profile CS is battery operated or can be powered by a standard AC adapter. Features: Display: Liquid crystal display (LCD) Operation : AC adapter (included) or 3 AA batteries (not included) Construction: ABS housing, stainless steel pan Design Features: Mechanical and software overload/underload protection, auto shut-off Units of measurement: Gram Pound:Ounce Newton Modelle: CS200Capacity: 200gReadability: 0.1gPlatform: 145x133mm CS2000Capacity: 2000gReadability: 1gPlatform: 145x133mm CS5000Capacity: 5000gReadability: 1gPlatform: 145x133mm

Setting New Standards in Laboratory & Industrial Weighing - The Next Generation of Scout Balances Ideal for laboratory & industrial applications, the OHAUS Scout features an easy to navigate color touchscreen display & a slim design which allows stackable storage. Geared for superior performance with fast stabilization time and high resolution weighing results, these portable balances set a new standard for a broad range of weighing applications. Features also include superior overload protection and expanded connectivity options. Large, resilient color touchscreen allows for effortless operation of the Scout through its informative icon driven menu structure, guiding the user through every step of the weighing application. Stabilization time as fast as 1 sec means increased productivity in your facility. Equipped with advanced weighing technology, the Scout also ensures repeatable and reliable weighing results. Integrated superior overload protection system rated at 10 times the capacity protects the balance in rugged and demanding environments. The space-saving, slim design allows for stackable storage. Application modes Weighing Parts Counting Percent Weighing Check Weighing Animal/Dynamic Weighing Totalization Density Determination Display Hold Mole Weighing Features Display: 4.3" (109mm) full-color VGA graphic touchscreen display with user-controlled brightness Operation: AC adapter (included) or 4 AA batteries (not included) Communication: RS232, USB Host, USB Device, Ethernet or Bluetooth® (all available as an accessory) Construction: ABS housing, stainless steel pan, ABS draftshield (1mg models only), weigh below hook, transportation lock, manual calibration lock switch, security slot, adjustable leveling feet, illuminated up-front level indicator Design Features: Stability indicator, stackable design with included storage cover (excluding 1mg models), mechanical and software overload/underload protection, low battery indicator, auto shut-off, auto tare, span calibration mass included on models up to 620g capacity Units of Measurement Carat Custom Grain Gram Hong Kong Tael Kilogram Milligram Newton Ounce Ounce Troy Pennyweight Pound Pound:Ounce Singapore Tael Taiwan Tael Tical Tola

An affordable, latex- and phthalate-free accessory, the Gas Pressure Sensor Bulb is designed to be used with the Gas Pressure Sensor to easily perform grip strength measurements. What's included Gas Pressure Sensor Bulb or Bulbs User Manual - GPS-BULB4

Powerful and Convenient Mini Centrifuge for Simple and Rapid Life Science Separation Applications! The OHAUS Frontier 5306 is a powerful mini centrifuge for simple and rapid liquid separation. The Frontier 5306 includes an 8-position 1.5/2 mL tube rotor as well as a 4-position 8-strip PCR tube rotor that can accommodate 32 individual PCR tubes or 0.2 mL strip tubes. With the included adapters, 0.2 mL and 0.5 mL strip tubes can also be accommodated in the 8 position tube rotor, further increasing its versatility. Frontier 5306 also has a quick release design in which the rotors can be removed and installed without the use of any tools. This centrifuge provides quiet, safe, and easy operation for your everyday quick spin-down applications. Standard Features Include: A Quiet Motor and Rubber Base Assure Quiet Operation—With a low voltage power input, quiet motor, and rubber base that absorbs vibrations, Frontier 5306 keeps operational noise to a minimum and reduces disruptions in the laboratory. Multiple Protective Features Ensure the Safety of Centrifuge Operator—Frontier 5306 has many safety attributes, including a low voltage power input, sturdy lid, and two safety switches which immediately stop the rotors should the lid open while in rotation. An imbalance sensor also stops the centrifuge if the rotors become imbalanced or sudden shock occurs, protecting the operator from being injured by the high-speed spinning rotors. Simple One-Step Operation—Frontier 5306 takes simple operation to a new level. Once the device is powered on, simply place your sample in the centrifuge, close the lid, and it will begin to rotate. Not even one button press is needed in order to separate your sample.

The High-Voltage Electrostatics Kit allows students to investigate the distribution of charge on a sphere, transfer of charge on contact between two spheres, and charging by induction. What's included Electrostatic High Voltage Source (output 750, 1500, 3000, 6000 VDC) Ground Wire Voltage Terminal Proof Plane Conducting Spheres (2) AC Power Supply Base (2) Stands for Conducting Spheres (2) User Manual - HVEK-CRG-INTL

The Centripetal Force Apparatus Sensor Bracket is used to attach a Go Direct® Force and Acceleration Sensor to the beam of a Go Direct Vernier Centripetal Force Apparatus or Centripetal Force Apparatus. This bracket and hardware is also able to attach some third-party sensors to these apparatus. User Manual - CFA-SBK