... control, to IR home appliances and Zigbee smart switches Specifications:Working voltage: 3.3VWorking temperture: -10°C~ ... . Work with IR transmitter2. Replace original IR remote controllers3. Control zigbee switch, socket, curtain controller4. Rotate dimmer, control volume, vibrate to ... up5. Display time and temperture, setup timing control6. Touch Keys Zigbee&IR Remote Controller