?BLUETOOTH TECHNOLOGY?Bluetooth wireless mouse for MacBook pro compatible with most system including PC,Notebook,Pad,laptop,Mac OS;Support Win7 Win8 Win10 Linux OS X or Android tablet. ?BUILT-IN 800mAh BATTERY?Tsmine rechargeable bluetooth mouse built-in durable Li-polymer battery. 2-4 hours full charge, work above 3-4 weeks, stand by for 90 days(Based on 8 hours average usage per day), no need for extra AAA battery, saving your money. ?SUPER COMFORT & SILENT CLICK?Naturally curved grip of this computer mouse keeps your hand comfortable, slim design, responsive buttons provides very soft click with less noise, don't worry about disturbing others. ?AUTO ENERGY-SAVING SLEEPING MODE?The auto switch off function will help you save energy as your wireless mouse will switch off when your PC is turned off or the receiver is disconnected. The rechargable slim silent click mice will be in sleep mode in 8 minutes of inactivity. Press any button to wake it up. ?SATISFACTORY SERVICE?This wireless bluetooth mouse for laptop enjoys 45 days money-back and 12-month worry-free warranty.