EC's trademark shape is a very widely used option for players who prefer asymmetrical ergo design. EC's classic shape has not-too-much palm contact and can accommodates different grip styles with comfortable posture. Reduce the fatigue of flexor carpi ulnaris muscle (FCU) when doing fast clicking. Wireless design with enhanced receiver allows players stable high-quality performance at a competitive scene at home and in an arena. The combination of the standalone receiver and the enhanced antenna at the front tip of the mouse is to decrease chances of unexpected transmission interference and avoid performance glitch.