Features: .The high-quality ABS engineering plastics are used, which are tough and strong .The buttons on the board are simple and uncomplicated, respectively, the reset button, the save button, the option button and the switch key, and the timing is accurate to 0.001 seconds .The humanized sensor board design on both sides of the palm ensures sensitivity, accurate capture of information .Battery compartment with rotary card slot, convenient and practical .Bottom non-slip card slot, anti-slip feet can prevent the timer from slipping Specifications: .Color: As Shown .Material: ABS Engineering Plastics .Product Dimensions: 28x5.5x3cm .Product Weight: 120g .Package Weight: 135g .Packing: Carton Package Content: .1 x Timer .2 x Timer Buckle Note: 1.Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) 2.The color of the actual items may slightly different from the listing images due to different computer screen, 3.Thanks for your understanding. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store