HobbyFly Lipo Balance charger Temperature Sensor Probe Checker Cable with temperature sensing for iMAX B6 B6AC chargers The HobbyFly temperature probe is a handy way to monitor your battery pack temperature while charging. It comes equipped with a standard Futaba-style plug which fits into almost all chargers.When the Battery temperature comes too hot,the charger will stop charging.So it can avoid battery fire and protect your room for much safty! Features : 1. Plug the battery to be charged into the charger. Select the correct battery chemistry type 2. Plug the temperature sensor into the port of charger 3. 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. Spacifications : Temperature range: 0°-80°C (0°-176°F) Wire length: 40cm Velcro length: 22cm