Dragino DS03A-NB-GE NB-IoT Türsensor Sonde A switching frequency that dynamically

A switching frequency that dynamically adjusts to maintain high efficiencies at light loads

Water Control

removing the need for processor-intensive software PWM

downloadable Windows installer for full featured and open source tools as alternative to the commercial ARM development packages: GCC C compiler

and they can be purchased fully assembled or as partial kits:

Dragino DS03A-NB-GE NB-IoT Türsensor Sonde A switching frequency that dynamicallyThe Dragino DS03A NB GE is an NB IoT based door sensor for IoT applications. It reliably detects door opening and closing states and transmits the data to an IoT server via the NB IoT network. Users can monitor the current door status, opening duration, and opening cycles. Features: Connectivity: NB IoT Door opening closing detection Door opening closing statistics Datalog function, open alarm function Bluetooth (BLE) configuration Wireless OTA