All items tagged with charger and Energy (3)

| With renewable energy high on the agenda, this little project will appeal to everyone who would feel better charging their mobile or PDA fro...

| If there is one thing that a lead-acid battery does not like it is persistent neglect. When such a battery is being discharged, its en...

| A solar panel rated at 6 V, 50 mA, provides enough energy to charge faur small NiCd batteries. The problem is, however, that the voltage...