LED lighting – Cordless solar powered COB LED light for 7h @ 357lm

Get off the grid with solar power

How to drive a high-CRI SMD LED with an automatic day/night P-channel MOSFET switch, solar panel and battery storage for 7 hours at full brightness. You will learn to understand and build one of four high-power high-CRI LED set-ups for portable cordless LED lights or lanterns.

Battery powered high quality LED lighting is used on balconies and terraces, in gardens and parks, on outdoor and hiking trips, and on restaurant tables – anywhere where cables are a nuisance, limiting freedom of use. The set-up shown here can also be charged with any 5V power supply.

You will find the list of parts, BOM and wiring schematic at GitHub.

You may also want to learn about LED lighting technology basics here.