Samlex PST-300-24 PST Series Pure Sine Wave DC-AC Power Inverter， 300W Continuos Power Output， 500W Surge Power Output， Low interference Wide operating DC input range 21.0 - 33.0 VDC<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>300W Continuos Power Output， 500W Surge Power Output， Low interference Wide operating DC input range 21.0 - 33.0 VDC</li><li>High efficiency， Temperature controlled cooling fan – reduces energy consumption， LED indicators for power and protections</li><li>Low idle power draw， Dual GFCI protected AC outlets</li><li>Commercial grade design suitable for heavy duty loads， long periods of continuous operation &amp; for emergency back up</li><li>Detachable cable with 12V plug adapter， Detachable cable with battery clamps</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41%2BDMCnaZrL.jpg" noproxy>