, , flexible design Curved design, laser tracking technology, suitable for a variety of surfaces, ideal for home, office or gaming. Bluetooth 4.0 design, compatible with Bluetooth 3.0 and 2.0 Application system: Windows 8, Windows 10, iOS system, etc. Silent design, you can use it in the dark. Unique design saves battery life: bend to open, flat to close How to use the mouse: first insert the battery, then fold the mouse, turn on the Bluetooth device on the computer, then press the Bluetooth pairing button, the bottom light hole flashes blue light, then select pairing connection, and finally the mouse is paired successfully. Mouse type: Bluetooth mouse Scroll type: touch scroll Pointing device host interface: Bluetooth Colour:Black Material:plastic Package Contents: 1 x Wireless Bluetooth Mouse set