... indicator show the status of the battery power and the switch on the battery control the power outputWhen the ... modelsLong lighting time: 10-11 hours with full- chargedPortable and convenientODM&OEM Application Can be used as home lighting, ... mountainous area, desert area, grassland area, village, country side and other electricity-shortage areaOutdoor: camping, hiking ,fishing, hunting, boating, ...