Carrera GO!!! electronic lap counter Who will race their laps on the Carrera GO!!!track the quickest? Keep this up to date with the Carrera GO!!!- electronic lap counter. It consists of two parts: a lap counter and a standard straight track to lay underneath. The time is measured in 1/1000 seconds, from 1 to 999 laps The Carrera GO!!!electronic lap counter has an LED display of the start sequence, loudspeaker for start/lock and vehicle recognition via infrared light curtains. Uses 3-AA batteries (not included) and alternative power source via Micro USB-B connection (5V). Specifications: Color: black, red Gender: juinior Material: plastic Item number: 20071598 Racecourse series Carrera GO!!! Batteries 3 AA batteries (not included) Age: from 8 years old Content: 1 Lap counter 1 Track section