Usage/Application Lighting Solar Power 3 Watt Solar Panel Power 5 Watt LED Lantern Lighting Type LED Rechargeable Yes Brand Oorja Solar Ambient Temperature 5500 Degree K Model Name/Number NB 12 Back Up Time 6-8 hours Battery Voltage 6 V Capacity 4 Ah Country of Origin Made in India NB 12 Solar LED Lantern with Osram/ equivalent LED and high low function. It comes with mobile charger chord, 6 V/4 Ah battery and a 3 WP solar panel. Built with extra safety feature i.e. High Voltage cut off, Low battery cut off..