Product Feature Top level wireless gaming mouse solution 2.4G two-way transmission distance can reach to 10 meters Low power indicator for alarm 5 Adjustable CPI level 800/1200/1600/2000/2400,default as 1200 CPI Multi-stage power saving mode disign Product Specifications Product size: L=123.5mm * W=71mm * H=39mm Weight: About 80g(Without battery) Buttons: 7 buttons with scroll wheel Working Voltage: 1.5V Working Current: 6.5mA/9mA(LED light) Power supply: 1 x AA battery Required(Battery not included) Key stretch:70±10g CPI: 800/1200/1600/2000/2400 Scanning Speed: 30IPS Transmission Distance: 10m Switch Life: 5 million cycle Cordless Carrier Frequency: 2402MHz-2480MHz USB Interface: USB 2.0, also compatible with USB 1.1 O.S requirement: Windows XP/Vista/Win 7/Win 8/Mac OS x/Linux Installation: 1. Find the wireless mouse and Nano receiver in package. 2. Plug Nano receiver to USB port on PC 3. 1pc AA battery into Mouse body Properly(Battery not included in package) 4. LED indicator will keep flash for few seconds,the Mouse is ready to work. Advanced function 1. CPI adjustable function With 5 adjustable CPI 800/1200/1600/2000/2400,factory setting is 1200 CPI,Press the switch button on top of Mouse can easy to adjust CPI.LED indicator will flash one time while it converting to 800 CPI,LED will flash twice while it converting to 1200 CPI,LED will flash three times while it converting to 1600 CPI,LED will flash four times while it converting to 2000 CPI,LED will flash five times while it converting to 2400 CPI. 2. Customized function for the fourth and fifth button The is two side key of mouse,it is default for backward and forward function.Two side buttons can be set for different functions after install the software,please go through our website eptc.cn to download the software. 3. LED backlighting There are three parts on top of mouse have LED backlighting,it is located in scroll wheel,logo part and the decorated line.LED switch button is on bottom of mouse,there are three option ON,OFF,ON/light,put it at ON/light,the LED will be lighting up. 4. Lower power indicator for alarm to change new battery As the mouse working in a certain time,the battery will be out of power,low power indicator will be flash in red,to alarm you change new battery. 5. Saving power mode and power switch off If mouse is stay out of work for 8 minutes.it will turn to power saving mode,press any button to restart it. If you turn off PC or take out Nano receiver from USB port,press any button or move the mouse to enter the power saving mode. 6. Nano receiver A very smalll size design for Nano receiver,it can be plug and stay on USB port of PC/Notebook without interference. Portable design for travel,Nano receiver can be plug in the slot on bottom of mouse. 7. Polling rate adjustable function 2 adjustable polling rate 125Hz/250Hz,default as 250Hz,Press and hold the right button and scroll wheel button to converting,the LED flash 5 times in low speed for 125Hz converting,the LED flash 5 times in fast speed for 250Hz converting. 8. Reconnection Both of mouse and Nano receiver has a built-in code,It can be setting one mouse to one receiver,or few of mouse to one receiver.Mouse and receiver need to reconnect under the condition of High temperature,high magnetic,strong vibrate. a. Plug off nano receiver from USB port,and plug it on. b. Keep the mouse in 50cm with receiver,re-store the battery. c. You can use it by reconnection.