Eztronics Corp&reg; SKYRC Temperature Sensor Probe Checker Cable for iMAX B6 B6AC chargers The SKYRC Temperature Sensor enables you to use on any SKYRC chargers equipped with temperature sensing Plug the battery to be charged into the charger. Select the correct battery chemistry type. Plug the temperature sensor into the port of charger. Secure the sensor to the battery pack using the supplied hook-and-loop strap. Ensure the area beneath the sensor is free of dirt and debris. If possible, avoid placing the sensor over a decal. Temperature range: 0-80