Trac10285 Liquid Level BLE Sensor is an IPx7 waterproof BLE beacon with liquid level sensor. The BLE is a very low power 2.4G radio that can transmit the beacon information efficiently. Trac10285 Liquid Level BLE Sensor supports Bluetooth® Low Energy(BLE) in Bluetooth 5. The typical beacon battery life is over 3 years in default settings. Trac10285 Liquid Level BLE Sensor is a rugged design for working in tough conditions. The liquid level sensor is 1M long and It is suitable for sensing liquid level without metal containers and thickness less than 12mm