Feature: 1. Muscle Training: Designed in accordance with ergonomics to enhances local muscle strength, corrects movement posture, and shapes upper limb muscle curves. 2. Timing Display: The core trainer of the exercise board is equipped with a timing display screen to help you control the length and accuracy of your exercise. 3. Anti Slip Handle: The core trainer uses anti slip grip design and thick support foam to provide you with a comfortable fitness experience. 4. Adjustable Angle: The fitness board core training machine is not only a board support training, but also a supine up training device, meeting different needs and suitable for people of different body types. 5. Portable Design: Plate trainer is small in size, light in weight, portable, saving storage space, and suitable for gym and family use. Specification: Item Type: Plank Board Material: ABS Battery: 1 x LR1130, shipped without battery. . Package List: 1 x Handle1 x Counter1 x Elbow Support Board