ITEM NAME:110W DC 9-36V to 13.8V 8A Buck Boost Power Converter Waterproof Multiple Pr V5B4 110W DC 9-36V to 13.8V 8A Buck Boost Power Converter Waterproof Multiple Pr V5B4 Features: 1. Thin, small size, high efficiency and easy to install. 2. Multiple protection: over current protection/over voltage protection/over high temperature/ short-circuit protection. 3. Purpose: car alarms, radio, intercom, electric motors, audio, navigation, surveillance, LED car display, air