Photonicuniverse 20A 12V DC To 12V DC Automatic Multi-Stage Battery-to-Battery Charger with Solar Dcdc-20A Other Caravan & Motorhome Parts & Accessori

20A 12V DC to 12V DC Automatic Multi-Stage Battery-to-Battery Charger with Solar Input for Lead Acid, Calcium or Lithium-ion Batteriesn20A 12V DC to 12V DC Automatic Multi-Stage Battery-to-Battery Charger with Solar Input for Lead Acid, Calcium or Lithium-ion Batteries Function: This powerful, high-quality battery to battery charger can charge a 12V battery from another 12V battery with its own power source, or from a solar panel using its built-in solar input, at up to 20A. The fully-automatic battery charger uses an intelligent, multi-stage charging program that can be set to a wide variety of battery types using easy, one-button programming and features a full suite of electronic protections. This system is ideal for caravans, campervans, motorhomes or boats, where the alternator charging can be shared between the starter and leisure batteries while the engine is running, then the leisure battery can be kept topped up from solar power while the vehicle is parked. By combining twoy