BLUETOOTH SMART CHARGING: Monitor voltage, current and charge status via the VictronConnect app. Adjust settings, select charge modes and update firmware wirelessly from a phone or tablet. HIGH-EFFICIENCY CHARGING: With up to 94% efficiency, this smart trickle charger generates up to four times less heat than the industry standard and includes overheating protection for reliable everyday charging. LEAD-ACID & LITHIUM READY: Select presets for flooded lead-acid, AGM, Gel and LiFePO4 batteries. Includes lead-acid reconditioning/desulfator function; dedicated Li-ion mode supports lithium charging. CAR, MOTORBIKE & ATV USE: Use as a 12V car battery charger, trickle charger and battery maintainer for cars, classic cars, motorcycles, motorbikes, ATVs and seasonal vehicles in garages or workshops. LEISURE, CARAVAN & MARINE: Ideal as a leisure battery charger, caravan leisure battery charger, campervan battery charger, boat battery charger and marine battery charger for RVs, yachts and motorhomes in protected indoor areas.