... unit of solar lamp, including: solar panel, battery, connection cable, lamp. INSTALLATIONThe solar panel box MUST ... can operate automatically.NOTE: Charge the battery for at least 8 hours before first use ... solar panel box.2.Remove the old battery.3.Replace battery with new AA Ni-MH rechargeable ... .(3) Disaster emergency use. solar lamp built in battery, solar lighting, solar camping lighting