There are several promising features:

• Wire free, easy to install
• Light Switch seamlessly replaces your old wall light switch and works with any one-way connection light. 
• Easily installable, perfect for DIYers. 
• Crystal tempered glass panel will never fade.

Specifications

• Electrical Rating: 20V/10A/60Hz/1800W.      
• Material: Fireproof ABS plastic
• Certification: CE & RoHS
• Operating Voltage: AC110V-240V/50Hz~60Hz.
• Switch Dimension: 86 x 86 x 36mm EU
• Self Consuming Power: Less than 1mA
• Operating Environment: -20~50°C
• Humidity: Less than 95%RH
• Life long: more than 100,000 times
• Support Android 4.1 and higher or iOS 8 above. 

*Note: 3 Gang is suitable for most of the European countries and Asian Countries.