Innovative touchpad with automatic rotation for seamless grip recognition and adjustment, similar to smartphone screen rotation. Two-color mold technology with ring-shaped breathing lights for customizable shell and touch panel color changes, along with a unique side light backlight design for smooth illumination and adjustable brightness levels. Built-in infrared learning function for power button, enabling one-button learning of infrared remote control switch for convenient TV and set-top box control without leaving your seat. Flip switching method between keyboard and large area mouse, with backlit keyboard combination and super large touch control for enhanced usability. Easy wake-up feature with automatic backlight activation upon click or pick-up, along with 2.4GHz wireless connection through USB receiver for plug-and-play compatibility with computers, for Android TV boxes, IPTV, projectors, and most smart TVs. Item Name: Wireless Keyboard Material: ABS Type: 2.4Ghz Wireless Applications: Laptops, Tablets Language: English Mode of Operation: Capacitive Interface Type: USB Package: Yes Backlight Type: Multi-color Product Model: H20 Product Color: Black Receiver (dongle): Nano Style Connection Port: with USB2.0 or Higher Transmission Mode: GFSK 2.4GHz Wireless, Up to 10m/32.8 Feet Transmission Frequency: 2400-2483MHz (16 Channels) Transmission Power: Less Than +4dB Power Supply: Rechargeable Polymer Lithium-ion Battery Charging Voltage: 4.4V-5.25V Charging Current: 300mA Working Current: