High conversion efficiency,our polysilicon efficiency can reach 17%.Environmental protection,free from the power of the sun,take the green road.Short circuit and surge protection technology keeps you and your equipment safe.Flexible solar panel with a maximum bendable 30 degree arc.Widely used, suitable for security cameras,laptops,car batteries,automobiles,RVs,ships,airplanes,satellites,space stations,outdoor farming,planting,tourism,solar street lights,etc.Product parameters:Maximum power (pmax) : 15WOutput: dual USB + DC5521Open circuit voltage (VOC) : 20VShort circuit current (Isc) : 1.5ASolar panel size: 435*200*2.5mmPackage size: 460*210*35mmProduct weight: 308gPack weight: 520gcharacteristicEnvironmental protection, stay away from pollution, take the green road!High conversion efficiency, polysilicon efficiency up to 20%.Light weight, easy to carry.The charging temperature is -20~70 degrees Celsius.Flexible solar panels can bend a maximum of 30 degrees.Short circuit and surge technology ensures the safety of you and your equipment.Durable, waterproof and durable.Widely used, suitable for security cameras, laptops, car batteries, cars, buses, ships, aircraft, satellites, space stations, outdoor agriculture, planting, tourism, solar street lights and so on.