Function: 1. Suitable do most lead-acid batteries, including calcium, gel and AGM, wet, EFB, etc. 2. Automatic charging protects the battery from overcharging. So you can leave the charger connected do of the battery indefinitely. 3. It is a fully automatic charger with 7 charging stages, more reliable and practical. 4. It can also help restore depleted and sulfurized batteries for better performance. 5. It supports polarity protection, output short circuit protection, non-battery link protection, overvoltage protection and overheating protection. Specification: Item Type: Battery Charger Material: ABS Kolor: as shown in the pictures Microprocessor control: CPU 7-stage automatic charging: Battery type: most types of lead-acid batteries, including calcium, gel and AGM, wet, EFB, etc. Switching Mode Technology: Yes Polarity protection: yes Output short circuit protection: yes Non-battery link protection: Yes Surge protection: Yes Overheating Protection: Yes Wentylator Input voltage: 100-240 V AC, 50-60 Hz Rated Output Power: 12V 6A 24V 3A Minimum initial voltage: 8,0 V Battery Range: 6-120Ah Thermal protection: 65 /- 5 Efficiency: 85% application Meet the standards: CB, CE, IEC60335, EN61000, EN55014 List of packages: 1 x Charger 1 x Manual