Features: Panel-mounted battery disconnect switches are designed specifically for panel mount applications; Countersunk recesses for surface mount application. This Battery cut off kill switch widely used for Car, Marine, Boat, RV, for Camper, Travel Trailer, Truck, ATV, UTV and other Devices but also electrical equipment's switch, such as flashing light, chassis light, fog light, dome light, waterproof, dustproof, corrosion resistant. Purpose: eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely. Made from durable ABS plastic. Our cut-off battery switch is simple and safe to use. Eliminate any power draw from the battery when your Vehicle or Boat is not in use, disconnects the battery safely. The rear cover insulates the rear terminals against any short circuits. Safe and efficient, Tin-Plated copper studs and nuts, Ignition protected, simple to install, universally used for Cars, battery powered Vehicles, RV and Boat, also used for electrical equipment's switch. Specifications: Material:Plastic Size: Approx.6.8x6.8x7.45cm/2.67x2.67x2.93inch Product model: AP3048A Continuous Rating: 275Amps for DC Intermittent Rating: 455Amps for DC Cranking Rating : 1250Amps for DC Voltage Rating : 12-48 Volts for DC Operation: On/Off Mounting: Recessed or Surface Termination Stud Dimensions: 20x10mm (3/8") 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: 1x Switch 4x Screws 4x Nuts 1x Manual