[DETAIL] Features: 1.2.4G& Bluetooth-Compatible Dual Mode Wireless Mouse. 2.Silent Mouse Design:Silent Click & non-slip scroll wheel: Special soundless design will noiseless when click the buttons, you can work without bothering others. 3.Portable Size:Light weight and small size can easy store in a computer bag to be carried, suitable for home, office, work shop, school, coffee room and other Occasions. 4.Adjustable DPI And Rechargeable:High Speed DPI up to 1600, With 3 Adjustable DPI levels: DPI 800/1200/1600, and sliding smooth and flexible no delays.Built-in rechargeable battery, no need change battery. 5.Widely Compatibility:Works with Windows 2000/XP/7/8/10/Vista, Mac/Android.Suitable for homes,offices,travel and more. Specification: Name: Dual Mode Wireless Mouse Working mode:2.4Ghz+Bluetooth-Compatible Buttons: 4 buttons Adjustable DPI Switch: 800 / 1200 /1600 DPI Working Range: 10M Battery: Rechargeable lithium battery Battery capacity:400mAh Switch Life: 10 million Times Package List: 1 x Wireless mouse 1 x USB Receiver 1 x Data Cable Or 1 x Wireless mouse 1 x USB Receiver 1 x Data Cable 1 x USB3.0 To Type C Adapter [ATTRIBUTES] - Hign-concerned Chemical: None - Power Type: Rechargeable - Number of Rollers: 1 pcs - Hign-concerned Chemical: None - Power Type: Rechargeable - Number of Rollers: 1 pcs - Hand Orientation: Both Hands - Package: Yes - DPI: 1600 - Interface Type: Bluetooth - Battery Included: Yes - Type: 2.4Ghz Wireless - Brand Name: congdi - Origin: Mainland China - Operation Mode: Opto-electronic - Number of Buttons: 4