HQRP PV Connectors MC4 Crimp Tool / Crimper for Solar Panel ; Photovoltaic System plus HQRP Coaster HQRP&reg; MC4 Crimping Tool plus HQRP&reg; Coaster; Capacity: 2.5 ~ 6mm2; AWG: 26 ~ 10 AWG; Length: 270mm; 1 Year warranty!