Finally! An energizer with all the answers!! This multiple powered energizer can do it all, 110V, 12V or Solar. It features a weather-proof case, 5-stage light bar showing output voltage/battery charge level, 6-position adjustable pulse speed switch, and fence ground/output terminals, each pre-slotted for easy connection with fence lead set. The Speedrite 1000 features Day/Night sensor, Easily mounts on wall, fence post or fence wire, Suitable for multiple types of livestock, Key parts are repairable or replaceable. Included with this charger is a 3 year warranty, comprehensive instructions, power cord, battery lead set and fence lead sets. The output energy on this unit is 1J and has a stored energy of 1.3J. With multi-wire fence it has a rating of up to 10 miles, or 40 acres for horses and cattle, or 20 acres for sheep, goats, deer, etcs.