General description 8X Dual Battery Isolator Relay is designed for car power switch applications, allowing you to manage battery usage effectively. This relay helps extend battery life and prevents main battery drain, making it suitable for universal 12V applications. Technical specifications Material: Plastic Type: ON / OFF Maximum Rating: 500 Amps at 12V DC Size: 7.2cm x 5.5cm x 8.5cm (2.8inch x 2.2inch x 3.3inch) Color: Black Pins: 4 Other information Package Includes: 8 x 500A 12V Relay Note: Light reflection and different displays may cause the color of the item to differ slightly from the real thing. The measurement allowed error is +/- 1-3 cm.