Zigbee Ethernet Gateway
    Model  manufactured by eWeLink 
  
  Confirmed working with
    If the device is following Zigbee standards it is possible it will work with other gateway solutions, it is just not confirmed as working yet!
  
ZB-GW03 Zigbee to LAN bridge/gateway based on Espressif ESP32 and a “SM-011 V1.0” radio SiP module by CoolKit-Technologies (based on Silicon Labs EFR32MG21 MCU).
The ESP32 can be flashed with Tasmota (or ESPHome) and the EFR32MG21 Zigbee module can be flashed with either a Zigbee Coordinator firmware or a Zigbee Router firmware image.
ZB-GW03 eWeLink Ethernet Zigbee Gateway (ZB-GW03-V1.0, ZB-GW03-V1.2, ZB-GW03-V1.3) is also sold rebranded as:
- Eachen eWeLink ZigBee Smart Hub
    
- https://ewelink.eachen.cc/product/eachen-ewelink-zigbee-bridge-pro-zbbridge-pro/
 - https://ewelinkcommunity.net/device-lists/zigbee/eachen-zb-gw03/
 
 - SmartWise Zigbee Bridge Pro
    
- https://www.okosabbotthon.hu/smartwise-zigbee-bridge-pro
 
 
Flashing Tasmota
Flashing the Espressif ESP32 chip and Tasmota configuration instructions.