Features: Intelligent Control: You can mechanically operate buttons or switches in the house, make your LED lights, coffee machine, washing machine or other home appliances smarter, a great home helper. Remote Control via Tuya Bluetooth-compatible Gateway: under a good and stable internet connection, you can remotely control and manage all the connected devices through your bluetooth-compatible for gateway through for smart devices. for Smart Voice Control: Wirelessly control the home appliances through simple voice commands, for Alexa/ Googles Assistant. Timing Function: More personalized on/ off functions, you can set the on and off function of this for smart finger robot according to your own for time, turn on/ off your for smart appliances in a set for time, convenient and energy-saving. Easy Installation: comes with different arms for various needs, easy to install and can be placed directly next to switch or button with the attached tape, simple to operate and use, no tools are required. Specifications: Name: Tuya for Smart Bluetooth-compatible Finger Robot Model: Fingerbot-03 Torque: 1.6 kgf-cm Maximum Movement: 8mm How to Operate: Click. change Wireless Protocol: BLE 4.2 Battery Capacity: 500mAh Charging Port: USB Type C Working Temperature: -10±45℃ Material: ABS Color: White, Blue(optional) Size: Approx. 4.8x3.7x3.3 for cm/1.88x1.45x1.29 inch Package Includes: 1x for Smart Finger Bot 1x Double-sided Tape 1x Short Straight Arm 1x Long Straight Arm 1x Arm Ring 1x User Manual note: A for smart BT for gateway is required for using this finger bot(Not Included). Some functions still require a bluetooth-compatible for gateway, if any questions, please feel free to contact us. Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.