ChargeMaster 25 Amp Battery Charger - 3 Bank, 12VPower you can rely on.Always on course with Mastervolt...Mastervolt ensures you an electrical system with no weak links and a dependable and silent power supply. Whether for recreational or professional purposes, with Mastervolt you always have power you can rely on... The power to be independent.ChargeMaster Battery ChargersMake the most of your batteries with the ChargeMaster, plugging in and charging anywhere in the world. Mastervolt&';s ChargeMaster guarantees fast and complete charging of your batteries no matter where you are. The ChargeMaster can charge multiple battery banks simultaneously thanks to its combined functionality. Moreover, all ChargeMasters can be easily connected to a MasterBus network with only one cable and one connection. You also have the option of central, local or remote monitoring, configuration and control of your system. The ChargeMaster is available in various models to guarantee you the ideal battery charger for any situation and demand.Features: 3-Step+ charging technology for fast and complete charging Safe and complete charging due to standard safety features Memory function prevents overcharging in case of an unstable power supply Clear control panel Easy to install Built-in system functionality (MasterBus) in combination with other Mastervolt products WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Charger Input - Voltage: 120/230v Portable: No Charging Banks: 3 Charger Output - Amps: 25a Charger Output Voltage: 12v Box Dimensions: 5"H x 8"W x 11"L WT: 4.9 lbs UPC: 852968002318 Owner&';s Manual (pdf)Brochure (pdf)