horn relay, car relay, auto relay JL2B DC 24V 3PINS, Normal Open Contact material: silver alloy Electrical life:10,0000times horn relay, car relay, auto relay MODEL: JL2BVoltage: DC 24VCONTACT TYPE: Normal OpenFOR TRUCK: UNIVERSALELECTRICAL LIFE:1X105MECHANICAL LIFE:1X107With METAL body There are two types of board: insulation board & Nylon board for you to select