Product Description: Battery Disconnect Switch; Battery Doctor (R); Knife Blade Switch; 250 Ampere; Negative Side Battery Terminal MountWirthCo's battery doctor branded battery accessories is your source for a complete line of battery disconnects, battery switches, battery chargers, fuse holders, circuit accessories, and other battery accessories. We offer our products in bulk, or in attractive packaging that looks great on your shelves!; Weight: 0.5000; Type: Knife Blade; Continuous Ampere Rating (A): 250 Ampere; Surge Ampere Rating (A): 750 Ampere; Installation Type: Screw-InFeatures Disconnect Batteries Quickly And Easily Stop Unwanted Battery Drain Helps Prevent Theft, Tampering And Unauthorized Use Improve Safety And Security Of Stored Vehicles, Recreational Vehicle And Seasonal Equipment Mount On Negative Battery Post Easy Install And Simple To Use Limited 12 Month Warranty