... 4pcs*2W LED light+USB interface 4,CE & Rosh certificate 5,4-5hrs/day,2-3days back up Solar home lightsYG-SLK- ... B2 NEW Design: SOLAR PANEL IS FOLDABLE!!!1,PV panel: 10W , Foldable2,Light source: 8W3,4pcs*2W ... days standbyLife span>50000hrsControllerIntegrated in the control box with battery, portable and practical,drive interface has USB port,instruction and main ...