VEVOR Automatic Curtain Opener, APP and Remote Control, Hub Included, Electric Smart Curtain Opener Compatible with Alexa and Google Home, Timed Opening and Closing, Silent Mode, for Roman Rods

VEVOR Automatic Curtain Opener, APP and Remote Control, Hub Included, Electric Smart Curtain Opener Compatible with Alexa and Google Home, Timed Opening and Closing, Silent Mode, for Roman RodsWear-Resistant RollersHigh-Quality ABS ShellLight and Temperature SensorsCompatible with Smart DevicesSmarter FeaturesWide ApplicationMaximum Curtain Weight per Unit: 35 lbs / 16 kg,Compatible Track: Roman Rod,Item Model Number: LY-1998,Product Weight: 1.5 lbs / 0.69 kg,Compatible Roman Rod Diameter: 0.3 - 1.6 in (8 - 40 mm),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