Product Microcurrent pulse electric massager.Product material: ABS, stainless steelNumber of brush heads: 25Battery capacity: 2000Rated voltage: 3.7VInput current: 5V/1A Type-c charging portRated power: 5WCharging time: 2.5HUse time: 1.5-3HRed light wavelength: 650nmConstant temperature heating: 30-60Vibration speed: 8000 rpmMicrocurrent (ems): 50V-110VProduct net weight: 300gProduct features:Multi-speed control adjustment to meet different needs of users.19-speed heating, longer hot pressure.19-speed vibration, stronger dynamics19-speed microcurrent, deeper touch.Waterproof brush head, easy to clean.Adopt hand ergonomic design, convenient to use force and more fit the hand.One-button start, good performance, negative pressure under high energy consumption, continuous output, massage once a day, and 2.5 hours of battery life per charge.