Features: 1Adopt flat wiping contact system, possess minimum contact resistance under high current, wiping action cleans the contact surface during the connection/disconnection process 2Molded dovetails can fix a single connector into the keying assembly to prevent incorrect connection of similar configurations 3Silver?plated contacts provide longer service life when using high?power, high?temperature applications, very practical 4Shell adopt polycarbonate material, working temperature support ?20~125, durable and practical 5Colors contain black and red, which is clear for you to distinguish, provide great convenience Item Type: Battery Connectors Contacts Material: Silver-plated brass polycarbonate Current: 75A Voltage: 600V(maximum) Color: Black, red Working Temperature: -20~125 Package Included: 10 x Black Shell 10 x Red Shell 20 x Silver-Plated Brass Terminal