Automatic Curtain Opener, APP and Remote Control, Hub Included, Electric Smart Curtain Opener Compatible with Alexa and Google Home, Timed Opening and

Automatic Curtain Opener, APP and Remote Control, Hub Included, Electric Smart Curtain Opener Compatible with Alexa and Google Home, Timed Opening and Closing, for U-shaped/I-shaped Rails Wear-Resistant Rollers High-Quality ABS Shell Light and Temperature Sensors Compatible with Smart Devices Smarter Features Wide Application Maximum Curtain Weight per Unit: 35 lbs / 16 kg,Compatible Track: U-Shaped and I-Shaped Rail,Item Model Number: LY-1998,Product Weight: 1.2 lbs / 0.56 kg,Material: ABS,Product Dimensions: 9.4 x 3.4 x 2.2 in / 240 x 86 x 55 mm,Remote Control Range: 32.8 ft / 10 m,Power: 8 W,Battery Capacity/Cell: 2000 mAh,Rated Voltage: DC 7.2 V,Battery Quantity: 2