Hamster Electronic Parts 51 Single Chip Microcomputer Hamster Kit Diy Scientific Small Production Reaction Speed Tester

Description Whac A Mole After pressing the start key the light corresponding to the numbers 0 9 will light up randomly the lighting time and interval are also random within a certain range Press the corresponding key during the lighting period and 1 point will be obtained Pressing the light after the light is off is invalid There are 15 opportunities in total and the full score is 15 points The higher the score the better the reaction speed You can also exercise your reaction ability through regular such tests Parameters Circuit parametersInput voltage DC 4 5 5 5vCircuit board size 12 2 7 2cmPackage included 1 x PCB Board 1 x 4p IC Base1 x 51 Single Chip Microcomputer 1 x Dc005 To USB Power Cable Black Or White 1 x Dc005 Power Supply Base 2 x 0 56 Inch 2 Bit Common Positive Digital Tube 11 x 6 6 14 Key 11 x 3mm Led White Hair Blue5 x 9012 Triode 1 x 12m Crystal Oscillator 15 x 4 7k Resistance 12 x 10k Resistor 2 x 22p Ceramic Chip Capacitor2 x 10uf Capacitor