bluetooth wireless mouse arc touch portable ergonomic computer mouse folding optical mini mice for notebook laptop tablet phone,bluetooth-black nana jewels <strong>note: </strong>thank you very much for your purchase. if you are not satisfied with the product or service, please send an email to contact us, i believe we can give you a satisfactory answer soon, thank you!<br /> <strong>name:</strong> arc touch wireless bluetooth mouse<br /> <strong>color: </strong>black<br /> <strong>scrolling type: </strong>touch scroll<br /> <strong>connection style:</strong> bluetooth 3.0<br /> <strong>mouse size: </strong>126.5*56.5*16.5 mm<br /> <strong>power supply:</strong> 2*aaa battery (not included)<br /> <strong>weight: </strong>45g<br /> <strong>application: </strong>pc,laptop,notebook,tablet,phone<br /> <strong>wireless transmi ssion distance: </strong>≤10m<br /> <strong>wireless carrier frequency:</strong> 2404mhz 2480mhz.<br /> <strong>wireless work channel:</strong> 16 channel,automatic frequency hopping. rated<br /> <strong>operating current:</strong> 8-15ma@1.5v/3v.<br /> <strong>the key stroke:</strong>0.8mm.<br /> <strong>the strength of button:</strong> 60-7010g buttons life: 3 million times.<br /> <strong>type : </strong>bluetooth wireless<br /> <strong>operation mode : </strong>opto-electronic<br /> <strong>dpi : </strong>1200<br /> <strong>style :</strong> 3d<br /> <strong>s</strong><strong>tyle : </strong>mini<br /> <strong>style :</strong> finger<br /> <strong>number of rollers </strong>: 1<br /> <strong>hand orientation : </strong>left and right