•Comes with 3 finger bracket tools, compatible with various buttons and switches •Smartly control your appliances such as garage doorbell button, lamp switch button, fans switch button, etc •Made of quality material, which is strong and stable, white in color •Built-in 850mAh CR2 battery, providing long working time •Download a Tuya App to make the finger robot work for Amazon alexa and for Google Assistant, and you can control the button remotely from anywhere by voice Specification: •Connection mode: Bluetooth •Battery type: replaceable CR5 battery (850mAh) •Product size: 38*38*38mm •Weight: about 60g •Accessories use reference: •3mm-Type A: For buttons not exceeding 3mm •6mm-Type B: For buttons not exceeding 6mm •6mm-Type C: used for boat switch, height no more than 6mm Note: The loading weight of any finger robot should not exceed 2kg. Package included: •1 x Bluetooth-compatible Finger Robot (with 850mAh Battery) •3 x Finger Brackets •1 x English User Manual •1 x Sticker Paper Sheet •Other things not included