Tens Electrical Muscle Stimulator

Massage zones: Neck, Shoulders, Legs, Back, Waist

Massage mode: 8
Power:  4.5V
Frequency: 1~120 HZ
Pulse width: 100~250uS
Massage intensity: 0-40
Size: 13.5X6.5 cm
Weight: 0.4 kg
Manufacture: China

Warranty: 1 month