Driving lights wired to high beams.

How to wire or hook up fog lights?

Handy guide for a quick conversion of watts vs lumens in LED Lighting.

leds

Schematic Symbols Chart | Electric Circuit Symbols: a considerably complete alphabetized table ...

How do LEDs actually work? http://www.todayifoundout.com/index.php/2010/03/how-an-led-works

LED look-up chart - replacing your light bulbs [infographic] - by Socket Store

Esquema motor cc chave liga desliga dois sentidos de rotação.

1BT136 TRIAC

Class AB Output Stage