From the power of the negative output of the electrical equipment to operate at the positive input Can interconnect to allow control (ON-OFF) Usually it is necessary to relay a ※ ■ use the LED easy freely (12V for LED) ■ adopted no tools required ? LED connection for one-touch lock Terminal ※ corresponding code: 0.12 & # 12316; 0.2sq ■ LED of 12V can be used with AA batteries (2 pcs.) ■ brightness stabilization circuit built-in ■ Easy ON-OFF switch built-in ■ Output: DC12V120mA (MAX) ■ external switch expansion harness (0.2sq ? 1m) included ■ double-sided tape included ■ batteries sold separately