TDRTECH 24G Wireless Mouse Vertical Ergonomic Optical MouseAdjustable DPI 8001200 1600 5 Buttons for Computer Laptop Desktop PC MacBook

Wireless Vertical Ergonomic Optical Mouse Color: Black The ergonomically-designed mouse provides better support and accommodates your hand in a natural position, relieves pressure in wrist joint and reduce risk of cramping . The mouse size perfect fits for Large and Medium hands and it does take a few days to get used to, once you get used to the mouse, you'll love it so much and it will be helpful to your wrist! Specifications: - Tracking method: Optical - Interface: USB 2.0 - Adjustable DPI: 800 / 1200 /1600 DPI - 5 Buttons: 1 Left Button + 1 Right Button + 1 Scroll Wheel + 1 DPI Switch Button + 1 Previous Page Buttom + 1 Next Page Buttom - Switch Life: 5 million cycles - Dimensions (approx.): 123mm x 65mm x 82mm - Power Supply: 2 x AAA Battery (not included) - Weight: about 100g - Effective: 2.4GHz wireless transmission up to10 metres operating distance - System Compatibility: Windows 98 / ME / NT / 2000 / XP / Vista / Win 7 / Linux or Mac OS Package contents - 1 x Mouse - 1 x 2.4GHz USB receiver Please Note 1. The Batteries are not included. 2. The Mini USB Receiver was stored in the bottom of the mouse, please turn it over, you will find it.