Millisecond-level 2.4G wireless transmission technology searches for and connects high-quality signals to ensure the stability of data transmission and better experience in gaming competition without latency.

WIRELESS OPTICAL SENSOR

P3104 mouse sensor with intelligent functions & flawlessly tracks movement, allows for crisp response and pixel-precise accuracy.

LIGHT-WEIGHTED DESIGN

Efficient mechanical design brings EM903 lightweight on an ergonomic shape weights only 75g. Good fitting to right hand provides conform even after longtime gaming.

BUILT-IN LITHIUM BATTERY

In-built 500mAh lithium battery allows continuous 5 days of working time with LED on in 2.4G working mode, and up to 12 days with LED off. (Data from DAREU Lab, working time: 4h per day.)

COMFORTABLE FEELING; EASY CONTROL

The streamlined arc design follows the natural curve of your hand, which can significantly reduce the pressure on your hands, wrists, and arms caused by long-term use.

COOL RGB LIGHTING

Build-in various cool lighting modes for options. U shaped lighting strip creates gorgeous effect matched with unique flowing lightings.