Different part has different price for hair removal. Let's say under arm, special offer $3880/8times.
Gentlelase is a laser with 755nm wavelength, and彩光is IPL (intensive pulse light). Gentlelase is more effective comparing with other way for hair removal, casued GentleLase can remove most of the hair within 6-8 times and even some fine hair(細小毛發), but IPL can only remove some thick hair and take longer time (more than 12 times).