BLE Solution : Nordic nRF52832 / BLE 5.0
Module size : 31 x 20 x 3.9mm (L/W/H)
Operating temperature : -40 / 85 °C
Power input : 5V or 3.3V
Support Feature :
1)Single button with LED to indicate module status
2)Two sets of GPIOs for relay control
3)open BLE connection API document for App / Gateway
development
This BLE module is developed for IoT peripheral device control,
for example , AC BLE Plug , Lighting control, Fan. The module
has one button with LED as module behavior guide and control
module go into BLE pair / reset / device turn or off. In
additional, the BLE connection API is ready for developing App
or Gateway which allow this module control by smart phone or
gateway.