ITEM NAME:4.2W 18V Polycrystalline Silicon Solar Power Panel DIY Battery Cell Charger Product Description Description: 4.2W 12V/18V Polycrystalline Silicon Solar Power Panel DIY Solar Battery Cell Charger 4.2W DIY Solar Battery Charger Polycrystalline Silicon Solar Power Panel Specifications: Material: Polycrystalline silicon,epoxy fiber Working voltage: 18V Working current: 0-350mA Power: 4.2W Weight: 98g Size: 200 x 130 x 2mm/7.87" x 5.12" x 0.08" Scope of application: Solar garden lights small household lighting; lighting systems; solar street lighting;solar outdoor advertising;suitable for all kinds of small power electric appliances, emergency lights, advertising lights,traffic lights,lights,electric fans,such as solar water pump,solar street lamp,small solar system. Features: 1.High conversion rate,high efficiency output. 2.Excellent low light effect 3.The use of high-transmittance high-quality epoxy resin, hardness 80,scratches the surface can not be avoided, but does not affect the use of results (if you pay attention to product appearance, please do not tear the surface protection film) 4.Unique process makes the components beautiful and firm snowstorm, easy installation, easy DIY. Included: 1 X Solar Power Panel.Material: Polycrystalline silicon,epoxy fiber. Included:1 X Solar Power Panel. Unique process makes the components beautiful and firm snowstorm, easy installation, easy DIY. Power: 4.2W. Excellent low light effect.