Package included: Package A:6 abdominal muscle stickers (without arm stickers) Package B:6 abdominal muscle stickers + 2 arm stickers Package C:8 abdominal muscle stickers + 2 arm stickers (AAA battery is not included) Features: * Made of high quality Polyurethane(PU) material,close to your skin, good touching feeling and non-toxic. * A physical workout device for enhancing your muscles, make you have good body shape without even lifting a finger. * Using advanced technology, scientifically exercising your muscles will not harm your body. * According to suitable power and speed on body by low frequency,which make a rhythm and sort impetus on body. * Choice by 6 modes with simple operation, suitable for abdomen,arm,waist,leg muscles training * You can do muscle training in office, bedroom, or any place you want, not just in gym. Specification: Product Name: EMS Muscle Training Gear Color: Black Material: PU(polyurethane) Leather Controller Power Supply: 2 x AAA Battery 1.5V Using Mode: A-F(6 mode) Fit for: Unisex Attention: The specific method of using the gel pad please refer the English manual. Since the method of using the gel pad,will effect you to experience for oneself,the best way is refer the manual before using the item. Especially suitable for: Sports lovers Fitness Enthusiasts Commuters, White collars, no time for gyming Lose weight faster Post-partum and more