Safely Maintain All Types of Automotive, Marine, RV, Powersports & Deep-Cycle Batteries! UltraSafe Battery Charger & Maintainer The NOCO Gemius G750AU is a portable automatic battery charger and maintainer for both 6V and 12V lead-acid batteries. Designed for charging a Motorcycle, ATV, Snowmobile, Personal Watercraft, Lawn Mower, and much more. It also can be used as a battery maintainer to keep Car, Boat, RV, and deep-cycle batteries fully charged. It monitors battery activity for safe and efficient charging without any overcharge and is complete with a built-in battery desulfator to rejuvenate underperforming batteries. Features: Start-Stop. Counteracts increased cycle energy demands placed on batteries in micro-hybrid vehicles Energy Save. Minimises energy consumption when full power is not needed. Recovery. Applies a high-voltage pulse charge when low-voltage, sulfation, or lost capacity is detected. Firewall. Multi-level safety barrier prevents unsafe and abnormal conditions Thermal-Monitor. Internal temperature sensors adjust charge based on ambient climate. Rugged. Dirt, water, UV, impact, and crush resistant. Optimisation. Stablises internal battery chemistry for increased performance and longevity. Safety. Protects against reverse polarity, sparks, over-charging, overcurrent, open-circuits, and overheating. CANBUS. Automatically enables the charging port to charge CANBUS systems. Load-Tracking. Dynamically changes charge current when a load is placed on the battery. Memory. Returns to last-selected mode when restarted. Maintenance-Plus. Keeps the battery fully charged without over-charging, indefinitely Diagnostics. Intuitive visual diagnostic tool for detecting reverse polarity, low-voltage, or damaged batteries. Interactive. Alters the charging process based on organic battery feedback. Specifications: Type: Battery Charger/Maintainer Amperage: 750mA Charging Voltage: 6V/12V International Protection (IP) Code: IP60 Output Current: 0.75A LED Indicators: Charging Built-In Display: No Power Protection Features: Over Current / Overcharge / Overheating Battery Capacity (Max): 40Ah Battery Capacity (Min): 2Ah AC Input Frequency: 50 - 60Hz AC Input Voltage: 110 - 120V Weight: 0.49kg