Automatic charger for charging 12/24V batteries. The device detects the ambient temperature and adjusts the charging parameters accordingly. Specifications: power supply: 230V AC output voltage: 12/24V no-load output voltage: 13.8V initial minimum voltage: >2V maximum power under load.: 130W power no-load: 3.2W air cooling battery charge level indicator voltage and charging current indicator ambient temperature sensor (if temperature. drops below 10°C.The rectifier increases the charging voltage if the temperature. will rise above 28°C.The rectifier reduces the charging voltage) indication of poor battery connection/contact contamination/battery damage dimensions: 17x9.5x5.5cm length. power cable: approx. 100 cm length. wires with terminals: ok. 50 cm 4 working modes: 1) car battery charging (30-150Ah) - (12V - max. charging current 8A) / (24V - max. charging current 4A) 2) charging AGM or calcium battery 3) charging battery with small capacity (6-30Ah) - max. charging current 1.5A 4) battery repair: repair of old, sulfated batteries (not all batteries are suitable for repair) quantity on pallet 480 pcs