ITEM NAME:Wireless 2.4Ghz Bluetooth 4.0 Dual Mode Mouse Aluminum Alloy 1600 DPI Ultra-thin Description: Dual Mode: Bluetooth and 2.4 G wireless. Rechargeable: Built-in rechargeable battery, 2-3 months of use after 3-4 hours charging. Aluminum Alloy high class material (scroll and middle board is 100% aluminum alloy only ) Silence key: Optional click silence and professional IC positioning accuracy. Fashionable slim design: Slim design for sleek look and portable use. Specification: Size: 108x60x28mm/4.25x2.36x1.10inch Material: ABS+Metal Wireless distance: 10m/393.7inch Type: Wireless+Bluetoothï ¼Ë†Dual Mode Package Includes: 1 Piece Dual Mode Mouse 1 Piece USB Receiver 1 Piece USB Charge Cable 1 Piece Rechargeable Battery Including Note: Please allow slight dimension difference due to different manual measurement. Due to the light and screen difference, the item's colour may be slightly different from the pictures. Please understand. SKU: FUZ0024600977014383.Dual Mode: Bluetooth and 2.4 G wireless. Type: Wireless+Bluetoothï ¼Ë†Dual Mode. Aluminum Alloy high class material (scroll and middle board is 100% aluminum alloy only ). 1 Piece Dual Mode Mouse. Fashionable slim design: Slim design for sleek look and portable use.