Suitable for household curtain tracks, easy to installApplicable track type: Roman pole track (applicable size 15x40mm)Single machines can be freely combined into pairsProduct name:Smart home curtain track controllerFunction description:APP control/remote controlSet open closeTemperature/Light Sensing Offinduction start switchGraffiti scene modeControl distance: 10 metersWith Tuya gateway, it can connect to for Alexa, for Google Home, for Xiaodu, for Xiaoai and other smart speakers.Communication :BluetoothPower supply (battery):built-in 4000mA lithium batteryVoltage:10VLoad-bearing torque (tension):8KG-10KGPower:4WCharging current:5V/1ACharging port:Type-CStandby power consumption:180UASpeed:10 seconds/meterUse time:within 6 monthsMaximum stroke:20 metersAPP control distance (barrier-free):10 meters (if remote control is required, a Bluetooth gateway is required)Buy this smart home curtain track controller to make your smarter and more convenient!Colour:WhiteMaterial:PlasticSize:152x81x75mmPackage Contents:2 * Curtain RobotOnly 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.