Functions: 1. Correct the hip curvature for an attractive silhouette. 2 . By using EMS technology, it can effectively exercise and massage the buttock muscles to strengthen the muscles. 3 . U-shaped pad helps to tighten the line of support for the massage. 4 . EMS directly transmits signals to the muscles through current stimulation and promotes muscle movement for a lifting effect. 5. The controller adopts high-end technology, electrically conductive, strong force, delicacy and no tingling. 6. 6 customizable modes to meet your different requirements. 7 . Suitable for people with a long sedentary lifestyle, no exercise, long car driving etc. 8. Safe and non-toxic gel pad that is tasteless, anti-allergic and durable. Specification: Item Type: Hip Trainer Material: ABS silicone PU hydrogels type: 01# black orange Usage mode: 6 modes, 10 intensities Working time: 12 minutes (each configuration) Power: 74mW Item Size: 20.0 * 26.0cm / 7.9 * 10.2in Gel Pad Size: 10.0 * 5.5cm / 3.9 * 2.2in, 5.5 * 3.2cm / 2.2 * 1.3in Weight: approx. 90g (hip trainer), 37g (gel pad) Package list: 1 * hip trainer 1 * English manual