Loop game electric circuit

Simple contact circuit game , with a buzzer, a red light, an interuptor and a micro usb charger. You can use an old hanger for the circuit and the contact.

The compnents are not expensive.

Components :

1x red circle led : € 1.82

1x buzzer : € 0,83

1x 18650 3.7v: € 2,03 | or 3.7v smaller size

1x 18650 holder : € 0,49 | or holder of 3.7v smaller size

3x hifi contact : € 0,90 (x5)

1x charger micro usb : € 0,23

1x mini interuptor : € 1,72 (x8)

4x M3 screws x4 (30mm min) : € 2,79 (x20)

Install :

connect the + and - of the battery to the B+ and the B- of the charger

connect the + exterior of the charger to the switch

connect the + of the led, the + of the buzzer and a game card together

connect the - of the led with the - of the buzzer and with the exterior - of the charger

connect the other branch of the switch to the game handle

Descrição

Components :

Install :