Features: brand new and high quality Made of insulating material, flame retardant, to ensure the stability of the product work, and a stable output current. The for shell is made of flame retardant material, terminal is made of silverplated copper, stainless steel shrapnel, excellent conductivity. Suitable for solar panel, dual battery system, caravan, fourwheel drive, fridge, battery plug, jumper, auxiliary battery, racing car, boat, truck, forklift, wheelchair, electric vehicle, etc. The plug is impactresistant, small size, flexible use, easy installation, fine craftsmanship, no burden to carry. for Ideal gift for Father's Day, Christmas gift, very suitable for DIY lovers. Specifications: Material:ABS Size:Approx.3.5x4.8x1.6cm/1.37x1.88x0.62inches Color:Black/Gray/Red Number of poles: 2P Rated current: 20A Voltage: 600 (V) Working frequency: low frequency Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1 Set Battery Connector