1With rechargeable battery enclosed in, this rechargeable electric shaver is absolutely convenient for you to shave at anytime 2Easy to clean and use, washable design allows you to keep this shaver clean 3Can use for beard, mustache hair, also can make special style for them 4Voltage: AC 110V-220V, Frequency: 50-60Hz 5Charging Time: 8H, Using Time: 1H