Victron - Blue Smart IP65 Charger 6V/12V-1,1 120V NEMA 1-15 Retail [BPC120134124R] Quattro 12V 230V and configuration tools

and configuration tools

Bluetooth app available to monitor cell voltage and temperature

Cyrix Battery Combiners are an excellent replacement for diode isolators

suitable for a wide range of battery types and chemistries featuring a dedicated Lithium-ion charge algorithm

The alternate source typically is an inverter

Victron - Blue Smart IP65 Charger 6V/12V-1,1 120V NEMA 1-15 Retail [BPC120134124R] Quattro 12V 230V and configuration toolsThe Blue Smart IP65 Charger is the new professional battery charger with built in Bluetooth. The Blue Smart IP65 Charger can be used on devices in your workshop and on motor vehicles, such as (classic) cars; motorbikes; boats and camper vans. New: IP65 6V 12V 1. 1A New: IP65 12 5 replaced by smaller equivalent model: IP65s 12 5