Best cordless lamps: Battery powered and rechargeable lamps to go wire-free
Reminiscent of smokey jazz bars and spotted in every new restaurant opening up in the capital, a new type of lamp is making a ...
pv magazine International1mon
Solar LED streetlight with integrated PV panels, battery
The PD-BJ200W system is a compact 9,000-lumen all-in-one solar street light featuring 50 W light power and ... integrates a 50 Ah battery with 12.8 V capacity, four Philips LED panels, and a ...