1000mAh. According to the detailed parameters of the Beitong Zeus product, the handle has a built-in high-efficiency lithium battery with a capacity of 1000mAh when fully charged. In wireless connection mode, it can be used continuously for 20 hours. Beitong is the leading gaming peripheral brand in China. Its predecessor was Lichang Co., Ltd. In 1997, it officially registered the "Beitong" and "BETOP" brand trademarks in China, creating the first Chinese brand of gaming peripherals.