Features Made of ABS material, good quality, durable and not easily damaged. 2.4×1.4 inches, the rope is about 19.6 inches, light and portable, can accompany you for a long time. The counter has a voice prompt, if you don’t like the beeping sound, please press +/‑ 5 seconds to turn off the sound. The black strap can be worn around the neck and tied to a school bag or backpack, very convenient to carry. It can be used in many public places such as docks, bus stations, schools, laboratories, competitions, stadiums, training activities, etc. Specification: Condition:100% Brand New Item Type: Digital Electronic CounterMaterial: ABS Uses: It can be used in many public places such as docks, bus stations, schools, laboratories, games, stadiums, training activities, etc. It can also track golf shots, baseball fields, etc. Battery type: lithium battery Battery: 1 x LR44 button battery ( not included ) Package List:1 x Digital Electronic Counter Package List 1 x Digital Electronic Counter