Solar Panel Expansion Kit, Maximum Power Point 200 W, Total System Power Output 200 W, Battery Capacity Not Applicable, Includes Battery No, Number of Cells 36, Voltage @ Maximum Power Point 20.31 V, Current @ Maximum Power Point 9.85 A, Compatible with Series GS-Star, Number of Solar Panels 1, Mounting Type Ground, Includes (2) Extension Cables, (2) Standard PV T-Branch Connectors, 20A In-Line Fuse, Grape Solar GS-Star-200W 200-Watt Polycrystalline Solar Panel, Cell Type Monocrystalline