Cordless Massager Rechargeable Handheld Massage Hammer with Lithium Battery and USB Charge/AC Adapter

.With three interchangeable massage heads, speed control and 5 pre-programed massage styles, you can fully customize each massage experience.
·Cordless design includes a strong rechargeable internal Lithium Ion battery and charging plug.
·Deep tissue therapeutic percussion massager. Break up tense, tight knots on the back, legs, and shoulders.
·Safety & Performance features include a 20-minute auto-off and an off-while-charging mechanism.