55 Amp Converter/Charger Dimensions: 8-3/8"W x 3-5/8"H x 11"D

TempAssure temperature compensated battery charging is a true breakthrough in power supplies, as it continuously ensures proper charging by sensing ambient temperature. By providing higher charge voltages in cold weather and lower charge voltages in hotter weather, TempAssure/ParaMode maintains battery condition and performance. Filtered power is free from "spikes" and "surges," and the full output rating is available for battery charging. Minimizes signal interference per FCC Class B. Weighs just 6-1/2 pounds. ETL listed. You can't control the weather, but TempAssure can control your battery charging for you!