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Specifications:NameDouble-sided solar panelSolar Panel Power20WOutput Voltage18VMaterialMonocrystalline SiliconPacking Size370*420*30mm Feature:▲ Lightweight and convenient to carry▲ Long span life▲ Easy to use▲ Used to charge mobile phones, MP3s, pads or other USB charging devices.▲ USB interface..

Specifications:Solar Panel Power20WBattery Power14WEnergy Storage BatteryLithium polymer battery 1400mAhCharging Time1-2 hours (under 700001ux light conditions/mains power)Solar Energy Conversion Rate22%-25%InputUSB 5V 1AOutputUSB 5V 1A (Max.1.5A) Feature:▲ Lightweight and convenient to carry▲ Long..