Suntech ST4910 is a battery-operated asset GPS tracking device with LTE support and 57Ah long-life battery. The device features BLE and Wi-Fi support (optional), support for various sensors (e.g. temperature, humidity, light, barometric pressure, etc.), Lithium Thionyl replaceable battery with up to 10 years life, IP65/67-compliant waterproof casing, low battery alert, extremely low power consumption, and more.