stopwatch, Single Row Two Channel Sports Fitness Timer Running Track(Yellow)

SBZIOJHDR

Sensitive buttons, easy to use. Comfortable and flexible buttons. Shockproof and drop-proof, reinforced internal structure, screw fixing, higher degree of solidity. The service life is greatly improved. ABS environmentally friendly shell, using ABS engineering hard plastic, the material is more secure and environmentally friendly, drop resistance and corrosion resistance. Stylish appearance, ergonomic design, the appearance of the size of the hand more closely, more comfortable to hold. IDEA for sports competition,fitness training,school physical education,referee timing