PV Module110W 18VLED Source0.822W*72PCS 60W;life time:50000hoursLED chip,EPISTARViesing angel ,60°*120°Color Temperature: 2700K~3500K(warm white)/5000K-6000K(cool white)Color rendering index :>70LED Efficiency:≥95LM/WInitial Delivered Lumem Tj=25℃:1425lmNormal Luminous Flux Tj=66℃:1280lmBattery CapacityLithium-ion LI Fepo4,12.8V 50AH Life time: 5-8yearsMPPT Controller12.8V 5AHuman body infrared induction model/Timing mode:The multifunctional controller, can be set up Circuit Protection: Overcharge, discharge, short circuit, open load, lightning protection and other functionsOn grid backup:optional featuresThe outer solar panels: optional features