CAMCORDER DIY LED LIGHT WITH WARM - COLD ILLUMINATION ADJUSTMENT VIDEO ABOUT THE CONSTRUCTION very usefull diy led light with warm - cold adjustment perfect for filming videos.it consists of cheap & easy to find components and modules.it is powered of 18650 li-ion batteries and includes charging circuit. the illumination tone can be adjusted to warm - neutral or cold by two potentiometres. it uses a boost converter circuit to keep the output voltage stable for the leds so the light produced remains stable until the batteries are fully discharged. there is also a buck - boost converter for charging purposes that is adjusted to provide a constant current - voltage to charge the batteries.it can be powered from 5-25 volt and the current required is about 2amps. here are the components used...(search with these terms) 3W High Power cool/warm white 3000k 4000k 10000k-30000k LED + 20mm star pcb AMS1117-ADJ REGULATOR CI...