DIY Solar Lamp – from a coke bottle ! December 3, 2022 Geraldine DIY Solar Power Systems DIY Solar Free light indoors all year round. Need 1 watt 12v led bulb £1.99, 4,5ah battery £12.99 – Ebay. Some old wire & a bottle. Switch & 2 pin holder are optional. Credit Mike Ecoman Please support our Sponsors here :
