Modern, slim and beautiful pebble shape - Logitech 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 - Logitech pebble stays powered for up to 18 months on a single AA battery*. *battery life may vary based on user and computing conditions High-precision Optical tracking - Logitech pebble tracks Fast and accurately where you want to use it Modern, slim and beautiful pebble shape - Logitech pebble has stand-out simplicity with a design that is nice to hold, feels great in your hand and is easy to carry around Note : In case of Wireless mouse, the USB receiver will be provided inside or along with the mouse 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 - Logitech pebble stays powered for up to 18 months on a single AA battery*. *battery life may vary based on user and computing conditions