ComponentsFSKW-OFFFS2KW-OFFFS3KW-OFFFS4KW-OFFFS5KW-OFF 340W Mono Solar Panel2 Piece4 Piece6 Piece9 Piece12 Piece MC4 Y Branch1 Pair1 Pair2 Pair// Combiner Box///3 in 1 out4 in 1 out Off Grid Inverter1KW2KW3KW4KW5KW 12V 200AH Battery1 Piece2 Piece4 Piece4 Piece8 Piece DC Cable100 Meters100 Meters200 Meters200 Meters200 Meters MC4 Connector4 Pair4 Pair6 Pair6 Pair8 Pair Mounting SystemStandards Pitched Roof (Customized Optional) Off Grid Inverter This is a multifunctional inverter/charger, combining functions of inverter, solar charger and battery charger to offer uninterruptible power support with portable size.Its comprehensive LCD display offers user-confifigurable and easy-accessible button operation such as battery charging current, AC/solar charger priority PV Mounting System Mounting Rail & Rail Splice Kit: AI6005 & SUS304 Bolt. Mid & End Clamps: 35,40,45,50mm L Foot Asphalt Shingle Moount & Hanger Bolt Optional Cable Clip & Tie Optional Ground Clip & Lugs Optional PV Mounting System Mounting Rail & Rail Splice Kit: AI6005 & SUS304 Bolt. Mid & End Clamps: 35,40,45,50mm L Foot Asphalt Shingle Moount & Hanger Bolt Optional Cable Clip & Tie Optional Ground Clip & Lugs Optional Main Disconnect Box DC Disconnect AC Disconnect Battery Disconnect PV Combiner Flexible Inputs Optional IP65 Protection Degree DC Cable & MC4 Connector & Y Branch Cross Section: 4mm2, 6mm2 Optional Rated Voltage:600VDC(UL)/1000VDC(TUV) Rated Current: 55A,70A Colors: Black For STD, Red Optional. Lifetime:鈮?5 YearsChina Off Grid Solar System manufacturers website:http://www.flag-sunsolarpanel.com/solar-power-system/off-grid-solar-system/