IOT-SFB 4G Large Solar Powered Asset Tracker with BLE
IOT-SFB is a professional 4G solar tracker with high grade solar panel for wide ranging applications. IOT-SFB is designed to track the location of assets and monitor the temperature, humidity, door status, etc. when working with BLE sensors. It features huge battery and solar panel for the operation of BLE. Its battery can obtain power from solar to avoid maintenance cost.