Colour: Black Material: Polysilicon solar panels Packing: 1 * solar panel1.Brand-new ROHS approved mini Solar panel2.The solar cells are encased and protected by a durable outer poly frame3.Polycrystalline silicon4.Max work voltage:5.5V5.Max work current: 0-90ma MAX6.Power: 0.6W7.Dimension: 65mm～65mmx3mm/2.56～2.56～0.0in