... wave inverter 4,super charger inside 5, CE ,SONCAP Wide input range CE certificate 12vdc 120vac inverter Main features: Durable construction ... ON/OFF switch and status indicators 70-amp automatic three-stage battery charger (bulk, absorption, and float) and battery ... (PFC) charging, combined with a more sophisticated multi-stage battery charging algorithm,reduces electricity draw and generator run-time ...