Wireless Men’s Head Hair Trimmer Winning Star 1200mAh Rechargeable, the 6-in-1 trimming set is the perfect tool for hair styling enthusiasts, combining high performance with practical design. This set operates at 5 volts and features a built-in 1200mAh lithium battery, providing sufficient power for long periods of use up to 140 minutes after a 2-hour charge. It is also waterproof with an IPX6 rating, making it suitable for use in wet environments.