LED Display kit comes with 2 bright 7 segment displays! Connects to your pc using a 3-wire RS232 (serial) connection. Has been tested at cable lengths of over 50 meters!
The firefly light kit is a flashing circuit which is activated at night.
- This flashing of light is like firefly light in the nature.
- The circuit will be working when LDR isn't detecting the light.
- Ideal as light-shows for model construction etc.
Randomly chooses either YES or NO by lighting a red or green LED. No need to switch on or off, simply press the single push-button, and it will cycle through yes and no for approximately eleven seconds before stopping on one. It will then remain lit for around seven seconds before fading away.
US Dollars
