Item Type: Solar PanelMaterial: PolysiliconColor: As Pictures ShownWeight: Approx. 75g/2.6ozProduct Size: Approx. 194x120mm / 7.6x4.7inPower: 2.5WWorking Voltage: 18VWorking Current: 0-138mA .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1Polysilicon Material: The solar panel charger is made of polysilicon material, reliable performance, durable and having long service life. 2Working Principle: Absorb sunlight and converts it directly or indirectly into electrical energy through photoelectric or photochemical effects. 3Scope of Application: Suitable for all kinds of low power electrical appliances, such as solar water pumps, solar street lights, outdoor solar advertising, etc. 4Small and Portable: Solar panel module is light in weight, easy to carry, will not increase burden, can bring you more convenience. 5Good Workmanship: Exquisite workmanship, beautiful appearance design, small and portable size, giving you great user experience.