Usage Tips:Premium Material: This product is made from PC material, compact size design for quick and easy installation, it can be installed in the junction box and will not occupy to much space. APP Remotely Control: After correctly connecting to the Tuya APP, you can achieve remotes control the on/off of your home intelligent curtain devices wherever you are. Timing Function: Through the timing function, you can achieve turn the lights on/off automatically at the specific time, and also support count down and calendar function. Family Sharing Function: One device can be shared to different family members to control, let your friends or family to control it together. Hands-free Voice Control: Compatible with for Alexa, Google Home for easy voice control, you can achieve voice control and enjoy the convenience of technology. Wide Applications: With this switch module, you can make your intelligent curtain module more convenient to use. It can be used in your home, office, hotel and so on. Name:Curtain Module Models:QS-Zigbee-ECC02: needs to be used with gateways. Input:100-250VAC,50/60Hz Current:5A Operation frequency:2.4GHz-2.484GHz IEEE 802.15.4 Operation temperature:-10℃ to +40℃ Operation ranges:less than equal 200m IP rating:IP20 Item size: Curtain module:44x41x25mm/1.73x1.61x0.98in Item weight: Curtain module:33g/1.16ounce Colour:White Material:Plastic Package Contents: 1 * Curtain Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.