4 massage heads to target specific areas of the body: round, flat, precision, dual - 6 speed settings up to 3200rpm for gentle or intense muscle stimulation - up to 4 hours of use on a single charge - includes carrying case and usb-c charging cable - specs: battery – 2000mah; input – 5v/2a; run time – 1.5 - 4 hours.  # Pieces In Set: 5 Included: 1 Instruction Manual(s) Manufacturer Warranty: 1 Year Targeted Area: Total Body Measurements: 11.85 Height/Inches Weight (lb.): 3 Lb Assembly: Assembled Base Material: 100% Plastic Care: Wipe Clean Country of Origin: Imported