WaveCharge 4-Bank 12V 12 Amp Battery Charger and Maintainer 48V see the Battery Tender® Ring

see the Battery Tender® Ring Terminal Harness with Quick Disconnect (081-0069-6)

jump starting a dead car battery without jumper cables takes under two minutes:

The Power Tender® 15/8/2 Amp LCD is the only Battery Tender® charger with a built-in LCD display and the only one with a dedicated Winter Mode — delivering three selectable output levels

The WaveCharge 3-Bank runs three completely independent ISM cycles at full 3 Amps output per bank — three batteries charging at their own rate

Housing: UV-protected glass-reinforced thermoplastic

WaveCharge 4-Bank 12V 12 Amp Battery Charger and Maintainer 48V see the Battery Tender® RingFour battery banks. Four independent ISM charging circuits. The Battery Tender WaveCharge 4 Bank is the complete on board charging solution for boats and vehicles with complex multi bank electrical systems delivering 3 Amps per bank simultaneously to up to four separate 12V batteries, each running its own ISM (Infinite Sequential Monitoring) cycle with its own chemistry profile, independently. Four Bank Charging for Marine and Automotive Applications