Details Specifications - - Modern; slim and beautiful pebble shape - Pebble has stand-out simplicity with a design that is nice to hold; feels great in your hand and is easy to carry around.- Silent clicks and ultra-quiet scrolling - enjoy the same click feel with over 90% noise reduction on the click sound.- Dual connectivity - connect the way you like via Bluetooth wireless technology or via the included tiny USB receiver.- Long battery life - Built-In Durable 500mAh Lithium Rechargeable Battery; Last Up To 500 Hours After Fully Charged; Super Long Standby Time With Auto Sleep and Wake Mode- High-precision Optical tracking - tracks Fast and accurately where you want to use it. Note - 1.The shipment is not equipped with batteries (2 x AAA battery not included)2.For ipad system requires for ios13 or above. Bluetooth is only available for Windows system win10 version and above. Colorful Wireless Mouse With Bluetooth/USB 2.4G+BT5.2 Connection 3 Level DPI Mute Button 500mAh Rechargeable L