Additional Details ------------------------------ Bullet point: SMART VOICE CONTROL: Configure the gateway to realize voice and remote control, Bluetooth connection with APP, remote control curtains on/off, no need to pull manually, compatible with for Google Assistant, for SmartThings and so on. Prevent furniture from being damaged by exposure to sunlight. (Gateway not included) Product description: Spec: Item Type: Smart Curtain Opener Material: ABS, PC Color: White Battery: Polymer Lithium Ion Battery (Ship with Inbuilt Battery) Battery Capacity: 4000mAh Size: Approx. 152 x x 75mm / 5.98 x 3.19 x 2.95in Voltage: 10V Power: 4W Charging Current: 5V/1A Torsion: 8-10kg Charging Port: Type C Standby Power Consumption: 180UA Connection Method: Bluetooth Bluetooth Control Distance: Approx. 10m / 32.8ft Maximum Travel: Approx. 20meter / 66ft Running Speed: 10 sec/m Running Time: 6 Months Control Mode: for TUYA App Application Tracking: Roman Rod Tracking (Applicable Size Approx.15 x 40mm / 0.59 x 1.57in) Compatible with: for Google Assistant, for SmartThings, etc. (To Be Used with Gateway, Without Gateway) How to Use: Take out the product reference manual for use PackageList: 1 x Motor (Ship with Inbuilt Battery) 2 x Roller 1 x Instruction Manual 1 x USB Cable 1 x Traction Rope