- 4 pieces for 10€ Front differential lock rocker switch with blue LED illumination, designed in 4x4 style. 5-pin SPST on-off switch compatible with ARB, Carling, and NARVA switch panels. Provides clear illumination for easy operation in low-light conditions. Durable construction ensures reliable performance for off-road and automotive use. Ideal for controlling differential locks and other auxiliary vehicle accessories.