Flashing heart

Discover this interactive soldering kit that reacts to movement. As soon as someone approaches, the red LEDs flash in the rhythm of a heartbeat.

The kit includes a heart-shaped circuit board that can be left upright after assembly. Solder the 24 red LEDs and many other components to the circuit board.

The gadget with heartbeat effect detects movements from xx cm. How is this possible? The kit includes an infrared light and an infrared receiver. As long as the infrared receiver detects the infrared light, the LEDs do not light up. As soon as the infrared light is stopped, the LEDs start flashing.


Characteristics

• 24 x 5 mm rode led
• heartbeat effect
• built-in IR receiver module
• ATTiny85-20PU-microcontroller
• on-off switch

Specifications

• power supply: 9V battery (not incl.)