Product Specifications: Rated voltage: 100V-240VAC, Standby power consumption: 0.2W, Load power: 16A, Frequency: RF433MHZ, Shell material: ABS, Working temperature: -20-55℃. Use with Much More Convenience with stop function on traditional switch. A really good substitution for a more new smart roller blind switch to work with your traditional curtain switch to realize intelligence. Press your traditional curtain switch once after switch to up/down (On the same button) to manually stop your curtains easily. Also, it can be connected with your roller blinds shutter motor to cleverly control your curtains. RF and Wireless Remote Control with a much easier pairing mode. Compatible with Android & iOS for Smart Life and Tuya App. Hands-free Voice Control Compatible with Amazon Alexa and Google Home for easy voice control, providing your smart life for controlling blinds with much more convenience. Timer Setting and Family Sharing Take full control of your blinds intelligently with the timer function on your App, which allows to open/close them at a specific time automatically. Even share device to your family members to connect the devices together, support one mobile control more and multiple phones one.