ITEM NAME:Self-locking 16 mm Blue LED Light 12V 3A Angel Eye Metal Switches J1D8 Self-locking 16 mm Blue LED Light 12V 3A Angel Eye Metal Switches J1D8 Color: light blue Panel Mode: none Diameter: approx. 17 mm Length: total 38 mm Voltage: 12V Ratings: 3A/ 250V AC Operation: the self (he pressure of the key opened down, he he is still the compound of the National, then press once to turn off.) Structure: 5 meters, or, +, -, the first to NC1, C1: is + active the lamp, which is negative, and the first contact opening NC1 is closed, C1 is a collaboration with the C1 (namely, input and output - first Or NC1, C1 and NC1 before the connection, push the button, C1 and after the first, press the button. A few common - method: The color of the eyes and other body parts: 1 air stable compound "PORT" negative power, power positive C1 in the harbor, docks the first active, "+" is the power in the port. 2 lamps light up when the device: negative makes in connection with the "PORT", power the positive C1 in the port, port facilities 1 positive, the song "+" no1.3 a bright lamp, breaking into the switch in the first line: C1, from the port, LED, LED - negative. Especially is: 1 selection - foot, he recommends, with iron - 20W and the conclusion in 3 seconds. Two rivers have adequate, not the bay down 3 experiments with spark plug wire - to avoid connecting. Package Contents:1 x power switch button Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.