Connection Mode: Bluetooth Bluetooth version: Bluetooth 4.0, support Bluetooth 3.0 Battery type: Built-in rechargeable battery, charge 2 hours to full. When the cursor moves slow, it needs to be . DPI: 1000 1600 DPI mode Button quantity: 3 Size: 114 x 58 x 20 mm Product Weight: 76g Applicable system: Windows XP VISTA 7 8 10 2003 Android iOS Applicable device: Computer, smart phone, tablet, smart TV (support Bluetooth) How to pair the mouse: 1. Turn on the power, long press the bottom button and the blue light will flash. 2. Turn on the Bluetooth setting on your device, search and pair the mouse. Colour:White Material:plastic Package Contents: 1 x Wireless Bluetooth Mouse 1 x USB charging cable 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.