Features: [Voice Control of the Finger robot] The finger robot can be controlled through a voice device . [Timed start] You can set the time in the APP and start the finger robot at a regular time. [Ultra-long battery life] The finger robot uses the CR2 battery, which has ultra-long battery life. [Convenient installation] Stick 3 meter glue on the bottom surface of the finger robot, paste it in the required position, open the mobile phone APP for configuration and use. Different batches may cause differences in product appearance, text, and color, which will not affect the use Please note: function can only be using after the controller needs be successfully paired with the TV. Specifications: Product Name: Fingerbot Plus Battery: CR2 3.0V Working Temperature: -10-45 Torque: 2.0 kgf.cm Maximum arm movement: 12mm Wireless Protocol: Zigbee Color: White Material: plastic Package Contents: 1 x Fingerbot Plus 1 x Toolkit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.