USB Warmer Mouse is not an ordinary mouse but can keep your hand warm especially in winter or in a chilled working place. The upper side of mouse will get heated when you switch on the heat function. Come on! Get one! Say goodbye to your freeze hand! Features: Warmer + mouse combo Special optical mouse for warming your hand High resolution to 800dpi Quick and stable temperature (at 45+/-1) for warming your hand The temperature keeps about 45 degree Safety material for avoiding damaging the component of mouse On/Off switch for choosing if need be warmed Ergonomic design Perfect for using in winter and cold working place Plug and play, no-driver required Scroll without scrollbars Comfortable shape Electric current: 400MA+/-20MA Support Windows NT/2000/Me/XP Cable length: 140cm Weight: 100g Package Content: USB Warmer Mouse