<b>Description:</b><br><br> Water Drop Shape Paste Type DIY Button Switch<br> Easy to controll the circuit power on/off<br> Attached with black, white &black leads (Length: approximately 18.5"IN )<br> Universal 12V switch for car fog/driving lights, neon lights, LED light etc.<br> Please pay attention to the voltage before ordering to make sure the button switch can work successfully in your area.<br><br> <b>Instructions:</b><br><br> 1.connect the black wire to the source(+)<br> 2.Connect the white & black wire to the fog/driving lights,neon lights,led lightboat,etc.(+)<br> 3.Double-sided adhesive tape is fixed in the proper place.