Powerfield HP-B2D The Trail - 2 D-Cell Electric Fence Charger 0.04 Joules<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Built in Fence Hook</li><li>Ideal for Electric netting</li><li>Requires 2 D-Cell batteries</li><li>Powers 1 acre of multi-strand wire. 0.04 stored joules</li><li>10，000 volts open line. 580 volts @ 500 ohms</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Pwf29S3fL.jpg" noproxy>