bluetooth wireless mouse, tecknet 5 adjustable dpi levels, 24-month battery life, 6 buttons compatible for ipad/ laptop/surface pro/windows computer/chromebook-black tecknet <b>tecknet ewm01308ba01 bluetooth mouse:</b><br><br>tecknet bluetooth mouse is a mouse you can really rely on to work with your bluetooth-enabled pc - no receiver required. whether you use a laptop, desktop or windows 8 tablet, this is the only wireless mouse you need <p><b>truwave precision:</b> <br>truwave precision means you will enjoy smoother tracking on just about any surface. <p><b>bluetooth wireless:</b> <br>with wireless bluetooth connectivity and true technology, it works almost anywhere with no dongle or transceiver to lose from the coffee shop to the park bench. <p><b>up to 24-month battery life:</b> <br>energy efficiency features such as an on/off switch and smart sleep mode help reduce power consumption enabling you to keep going for longer, in fact, you can use this mouse for up to 24 months on just 2 aa battery! there is a handy indicator light to let you know when it is almost time to change the battery. <p><b>2 additional buttons:</b> <br>want to quickly switch between programs or move from page to page on the web in an instant? you will save time with the app-switching button and forward/backward buttons. <p><b>tecknet 18 months warranty:</b> <br>at tecknet , we believe in our products. that's why we back them all with an 18-month warranty and provide friendly, easy-to-reach support. <p><b>specifications:</b> <br>- polling rate: 2.4ghz <br>- lifelong clicks: 10 million<br>- working current: 5.5ma <br>- battery type: 2 aa battery (not included)<br>- product size: 112 x 71 x 41mm <br>- support: windows 98 / me / 2000 / xp / vista / 7 / 8 / 10 <p><b>box contains:</b> <br>1 x wireless bluetooth mouse<br>1 x user manual<br>1 x warranty card<br><br><b>note:</b>not fit for left hand use. <br>this mouse may not work for mac os due to the compatibility.<br>don't support ipad bluetooth connection. (for ipad all series)<br>for mac os device the side buttons can't work, while other buttons can work good.