[ Intelligent control of your traditional appliances ] Fingerbot is compatible with buttons and switches (excluding touch screen buttons). With the accompanying additional label, it can be easily attached to any and modified for your old appliances. The newly upgraded Fingerbot Plus has designed touch buttons on the device, which can easily control the opening/closing of the robotic arm by touching the fingers, and turn traditional switches and buttons into intelligent buttons through the robot button pusher. Using the Tuya Bluetooth Hub is even better. With the Tuya Bluetooth Hub (purchased separately), you can remotely control the FingerBot and enable voice control from anywhere. Works well with and Assistant. The timing function still requires a Bluetooth gateway. [ Easy to install ] Use stickers to next to the rocker switch or button within 5 seconds. There is no need for exchange or tools. The newly upgraded second generation finger robots are powered by replaceable CR2 batteries (including batteries). Colour:White Material:plastic Package Contents: 2 x Pusher 10 x Accessories 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.