the Quattro is also a combined inverter and charger

Fits panels: up to1/4” thick

Temperature control and compressor speed control enable highly efficient energy consumption

Fitted with an adjustable safety bi-thermostat

"Mini" LED Replacement Bulb, BA15d, Warm White Sea Tech the Quattro is also a"Mini" Bayonet LED Replacement Bulb, Warm White, 10 30VDC (1. 5W), Directional, BA15d Socket The Six Gun is the perfect LED replacement bulb for back mounted double contact bayonet sockets commonly found in traditional bell shaped reading lights and chart lamps. It is also offered in red color and with BA15ssingle contact (1156) base as well. This bulb is designed to work with either 12V or 24V systems. View showing BA15ddouble contact