Features: 1Reliable Material: This product is made of strong ABS material, which is sturdy and durable, and is not easily damaged It makes users safer during training. 2Timing Function: This trainer has a countdown function that allows users to set the time at will Countdown to start exercise can help users conduct regular and quantitative training, making it more scientific and efficient. 3Convenient to Carry: This product is small in size and light in weight, making it convenient for users to carry it to any place where it is needed, meeting the needs of users for daily exercise. 4Ergonomic Design: This product uses comfortable foam grip, making it easy for users to grasp NBR soft grip and thickened elbow pad make user training more comfortable. 5Applicable to: It can be used to do plate support, exercise body coordination, waist and abdomen, support side knee lifting, and exercise arms It is suitable for users to use at home, in the office, or in the gym. Item Type: Plank exerciser Weight: 722.00g/25.46oz Material: ABS, sponge Battery Type: LR1130 button battery (shipped with built-in battery) Battery Capacity: 50mah Number of Batteries: 1 2 x Support Pad 2 x Pole 1 x Instruction 1 x Chronometer 1 x Hex Wrench 1 x Screw 1 x Nut 9 x Accessories