lightweight 12 volt off grid power systems

{"cid":"91222658","title":"Compact 40W Monocrystalline PV Panel IP67 Junction Box For 12 Volt Battery Charging","imgUrl":"https:\/\/img.chinax.com\/nimg\/0b\/29\/14233c3e221fd9582aa9e3313c0b-200x200-1.jpg","attrs":{"Price":"USD1-100\/pcs","Brand Name":"Kuoman","Model Number":"KM500-600W Solar Panel","Minimum Order Quantity":"1","Delivery Time":"general two weeks, more quantity based on exact quantity","Material":"Tempered Glass, Aluminum Frame, Silicon Cells","Productname":"Common Solar Panel","Junction Box":"25A, IP68","Type":"Monocrystalline \/ Polycrystalline","Place of Origin":"China","Cell Count":"144 monocrystalline","Payment Terms":"T\/T","Panel Dimensions":"1903x1134x35mm","Weather Resistance":"IP65","Current":"12.5 amps","Module Dimension":"1722x1134x30mm","Weight":"1.7 kg","Max System Voltage":"1000V\/1500V DC","Voltage":"24 Volts","Certification":"CE, FCC, UKCA, CB","Cells":"144 monocrystalline","Cell Dimensions":"166x83mm","Packaging Details":"standard international carton packing","Supply Ability":"10000pcs\/month","Panel Efficiency":"22%","Short Circuit Current":"13.88-14.22A","Encapsulation Material":"EVA","Celltype":"Monocrystalline \/ Polycrystalline Silicon"}}