Versatile Compatibility: Compatible with 12V and 24V lead-acid and lithium-ion batteries, ideal for cars, motorcycles, boats and RVs in garages or other sheltered areas where weather resistance is not crucial. Restore deeply discharged batteries: Forced charge function and built-in desulfator allow deeply discharged or "dead" batteries to be reactivated, extending their usability and avoiding unnecessary battery changes. BUILT-IN BLUETOOTH: Thanks to the built-in Bluetooth function, you can monitor the charging status of your battery anytime and from anywhere via the VictronConnect app in real time without having to manually check the device. Efficient 6-stage charging algorithm Our battery charger charging algorithm goes through six precisely tuned stages, which ensure optimal and gentle charging and extend the life of your batteries. Overheating Protection With an efficiency of up to 94%, the charger generates up to four times less heat compared to the industry standard, which improves protection against overheating.