10W/ 18V Polycrystalline Solar Panel Product Feature 1.High efficiency, outstanding workmanship. 2. Usig high transmittance pv glass, strong aluminium frame which can bear heavy snow and wind. 3. Module can made according to the requirements of client. 4. Easy install, free maintain. Product Specification/ Models Maximum power( Pmax) : 10W Open circuit voltage ( Voc) : 21.92V Short-circuit current ( Isc) : 0.63A Maximum voltage ( Vmp) : 16.95V Maximum current( Imp) : 0.59A Power output tolerance: + / - 3% Solar Cell: 156 Poly Number of Cell ( PCS) : 4* 9 ( 36) Size of Module: 356* 288* 18mm Weight Per piece: 1.33Kg