Features: Name:Hip Trainer Material:PU Leather Controller Power Supply: 2 x AAA Battery 1.5V (Not Included) Output: Max. 9.8mA Working Time: 12 Minutes(Per installation time) Frequency: 1-100Hz Using Mode: A-F(6 mode) Intensity:10 classes Quantity:1 Pc Description: 1. EMS Trainer can help you tone, tighten and firm your hips and buttocks that you've always wanted. 2. With U shape pad for hips. Shape your hip ,waist. 3. Self-training at home, in the gym and office. 4. Ergonomic pad design enables great adhesiveness to the hips. 5. Electrical stimulation of the gluteal and waist muscles. Notice: Due to the different monitor and light effect,the actual color maybe a slight different from the picture color.includes:1 x Hip Trainer(No Battery)