Applicable models: Suitable for RVs, yachts, trucks, automobiles, and engineering vehicles. Installation Instructions: This battery switch is easy to install, safe, well-made, and functions properly. Installation function: Remote and standard battery disconnect switches are available in single and dual battery configurations. Product features: Prevents leakage, protects power supply, and disconnects battery to prevent tampering and unauthorized use. Waterproof rated for 500 amp continuous and 5000 amp surge, 12 volts. Includes padlock hole and heavy-duty fixed die-cast handle. Comes with two 10mm threaded rods and nuts for negative battery cable connection. The switch is waterproof and includes a locking plate, compatible with negative battery cable applications. Specifications: Model: XL-0186, Working voltage: 12V, Rated current: 500A, Instantaneous current: 5000A, Stud size: 10mm. Battery Disconnect Operation: Turn the handle to cut off power. Note: Product design may vary slightly between batches, including minor color or appearance differences, which do not affect functionality. Material: Metal, Color: Black. Package Contents: 1 x Battery Disconnect Switch, 1 x Locking Plate. Other items not included. Note: Lighting and display differences may cause slight color variations between the image and actual item. Measurement tolerance: +/- 1-3 cm.