Standard USB 5V DC power supply 2A max. performance, from the smart device manufacturer Sonoff. Recommended, among others:

- for Sonoff L3 and L3 Pro smart LED strip,
- Sonoff Cam Slim for smart camera,
- Sonoff RF Bridge R2 for 433MHz,
- For Sonoff ZB Bridge Pro and
- for Sonoff ZB Bridge,
- for SmartWise Zigbee Bridge Pro,
- SmartWise RF Bridge for 315MHz+433Mhz gateway,
- for SmartWise RF Bridge Pro for Shutters RF Bridge, and the
- for SmartWise 5V-32V relays (also for WiFi, WiFi+RF, Zigbee+RF versions)