Original Xiaomi Youpin Aqara Smart Wall Switch D1, Zero FireWire Three Button Version

1. Product model: QBKG21LM 2. Product size: 86x86x42.85mm 3. Wireless connection: Zigbee 4. Rated voltage: 220V 50Hz 5. Rated load: Max 800W, Min 3W 6. Working temperature: 0-40 degrees Celsius 7. Working humidity: 5-95%RH, no condensation