A4Tech R7-20D Optical Wireless economical RF Wireless Optical mice

R7-20D Optical Wireless economical Press power button 4 seconds, totally off to avoid any loss.

Ultra Low Power Consumption –7mA Only!!PowerSaver is designed with R7 Ultra Low-Power Technology, only requires 7mA electric current while others require 25mA. R7 just turn your mouse battery–life 3 times longer. .Continuous use - up to 138 hours and above .Continuous use for 2 hours / day = up to 69 days without recharging.

Auto-Power-Saving design helps save lot of power intelligently
Mouse sleep status Battery currents mA
- 200 milliseconds unused Enter idle mode (takes 2.1mA)
- 5 seconds unused Enter sleeping mode (takes 0.8 mA)
- 70 seconds unused Enter deep sleeping mode (takes 0.1mA)
- 30 minute unused Mouse turns off automatically (takes 0.01 mA)

Smart wheel turns to red when your battery power is low.

Hit the road with a button that powers off your mouse.

Totally no delays – sensitive wake up calls
The totally no delays function allows R7 to immediately wakes up from any level of sleeping modes.

30 minute unused, power turns off automatically (takes 0.01 mA).

R7 performs high-speed RF technology with report rate of 125Hz.

Just one click on “2X Button” straightly open files and programs easily. No driver needed! Save times and improve efficiency.

High sensitive, No any tag while after sleep.