About this item [2.4GHz Wireless Control]: Our folding ergonomic optical mice can connect to devices via RF 2.4Ghz with a wireless control range of up to 10 metres. [Foldable Design]: The travel cordless laptop mouse features an ergonomic folding design, when you are on the go, the portable wireless mouse can be folded to 60% of its fully expanded size and the handle conforms to your left or right hand for comfort. The contoured shape, sweat-proof and skin-friendly finish is for maximum comfort and support. Compact and portable, this travel mouse is perfect for travelling. [With Receiver]: Our rechargeable silent mouse has 1600dpi, flexible and convenient, plug and play receiver, wireless transmission distance:≥ 10 metres (33 feet). When the receiver is disconnected or the computer is switched off, the arc mouse will automatically switch off (Note: the USB receiver is stored on the back of the mouse) [Three-Stage Power-Saving Mode]:The first stage of the first sleep light continues to flash for three seconds, the second stage of about 1 minute to enter the second level of sleep, the light flashes intermittently, the third stage of about 8 minutes to enter the third level of sleep, the light goes out (the red LED indicator suggests that the power is insufficient) [Widely Compatible]:This portable curved mouse is suitable for windows 98 Me 2000 XP Vista for win 7 for win 8 for win 10 for win 11 or the latest for OS system.