1. The switch can be operated normally by battery or as an auxiliary battery switch. 2. Small size, attractive appearance, strong and durable. 3. Easy to install, with a variety of installation methods available. 4. Suitable for trucks, tractors, professional racing cars, and commonly used in many conventional motorhomes. 5. The product has a wide range of applications and can be used as the on/off switch for various electrical equipment installed inside and outside the vehicle (such as strobe lights, chassis lights, fog lights, ceiling lights, and for instant power disconnection, etc.). Product Name: Battery Isolator Rated Voltage: 12-24V Contact Resistance: 50mΩ Insulation Resistance: 100MΩ Note: Installation guide not included; professional installation is strongly recommended. Please verify the item to ensure it meets your requirements. The product may vary slightly between batches, including minor differences in color or design, which do not affect functionality. Color: As shown in photo Material: Plastic + Metal Package Contents: 1 x Car Power Off Master Switch Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3 cm.