1. Support 8000 + infrared home appliance remote control, compatible with Bluetooth TV USB remote control (Bluetooth TV needs to be turned on manually) 2. DIY timing mode is available, suitable for home, company, warehouse, elevator etc. 3. Support multiple people to switch use, and family members can use it 4. Battery power supply for 3-5 months long battery life, alternative USB power supply (permanent power supply) 5. Bluetooth automatic connection within 10m, no need for networking. The mobile phone changes the trackpad + keyboard in seconds (scene: remote control TV, computer, conference board, etc.) Support infrared learning, and learn the infrared signals that the app does not have to use in the app Support automatic matching of air conditioners, no need to manually the button to match the model Exquisite and compact, no need to plug in a mobile phone The remote control can be attached to the wall and used on home appliances. Performance: Emission intensity: 150mw/ Actual remote control distance:8-12M Bluetooth frequency:2.4Ghz Bluetooth connection distance:10-15 meters Battery powered:CR2032 3V External power supply:5V 500mA Color:Black Material:plastic Package Contents: 1 * remote control 1 * USB cable 1 * manual in Chinese and English 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.