Vernier Go Direct?« CO2 Gas Sensor Activity Kits_Water Testing Beech wood test tube rack

Beech wood test tube rack holds 12 tubes up to 20mm diameter in a 9-inch frame for organized storage during chemistry and biology experiments

Continuously adjustable 1k-ohm variable resistor in an ABS module with 4mm sockets

protected against overload and short-circuit for classroom electrical experiments

Long 1000mm black insulated lead with crocodile clips at both ends

Used to introduce known resistance into a circuit by removing brass plugs from sealed coil contacts

Vernier Go Direct?« CO2 Gas Sensor Activity Kits_Water Testing Beech wood test tube rackAccurately measure carbon dioxide levels in real time with the Vernier Go Direct CO2 Gas Sensor? Easy to use sensor with wireless connectivity for real time data collection Compatible with multiple devices and software for seamless integration Durable design for use in various environments and applications Ideal for scientific research, classroom experiments, and industrial processes? IMPORTANT ? FEDEX GROUND SHIPPING ONLY. Product is NOT eligible for