battery :
ThundeRobot M703 wireless gaming mouse keeps going with built in 1000 mA rechargeable lithium battery . No need to change batteries with this ThundeRobot rechargeable computer mouse; plug it into your computer with the micro-USB charging cable and in 2hrs, the gaming mouse will be charged up and ready to power you through your entire day. A full charge lasts around 30 days for common use. Automatic sleep mode and an On/Off switch to save power, while an indicator light eliminates surprises. (Battery life may vary based on use and computing conditions.)
Product Features :
High Precision Optical Gaming Mouse, Take full control of your every aim with perfect tracking. Choose ThundeRobot cordless optical gaming mouse. Featuring 5 adjustable DPI and up to 1000Hz polling rate, the laser-grade engine ensures smooth cursor control and precision tracking on virtually any surface.