LED Traffic Light
Once connected to a 4.5 V power source the LEDs light up repeatedly in red – yellow – green. 4.5 V battery and circuit board are not included.
1 piece
Electronic Miniature Organ A small electronic organ with unlimited switching variations. Frequency is controlled by capacitors and resistors.Sound by the
Labdisc
Botzees
Edison
Telepresence Robot
DOBOT
Keyestudio
Fischertechnik
