DS18 C-ALT450A 450 Amp Chevy Style High Current Output Add-On Alternator (SPL Competition Car Audio)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Smart alternator that reads the amperage needed and only produces what's necessary to run your system， even when the car is in idle. It uses BJT (Bipolar Junction Transistor)， Mosfet， and PWM (Pulse Width Modulation) technology to control it's power</li><li>Includes an on/off switch as well as a knob that controls voltage from 14-19V shown on a digital display. Built in temperature sensors to protect the alternator preventing their destruction. These features allow you to have full control at your fingertips</li><li>This is equipped with a heavy duty external regulator that will shut off before allowing damage to the alternator. If this alternator fails for any reason all you have to do is replace the regulator and you'll be up and running in less than one minute</li><li>This alternator has Ford style mounting brackets (one bolt mount on each side)， must be modified for installation on other cars</li><li>Not recommended for everyday use， this is a car audio add-on alternator that is used for SPL competition cars and audio applications. Limited LIFETIME Warranty for parts and repair</li></ul></div><img src="http://ecx.images-amazon.com/images/I/412%2BsC39LXL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Zy9EpMLKL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/612A%2B6FW-4L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41BAsvpcVPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51q0XO%2BLrPL.jpg" noproxy>