Specifications:- Microprocessor control (CPU)- 3-stage automatic charging- Switch-mode technology: Yes- Polarity protection: Yes- Output short-circuit protection: yes- Non-battery link protection: yes- Over-voltage protection: Yes- Over-temperature protection: yes- Cooling: fan- Input voltage: 100-240V AC, 50-60Hz- Rated output: 12V DC, 5-6A max.- Minimum startup voltage: 8.0V- Battery range: 4-100Ah- Thermal Protection: 65â±5â- Efficiency: Approx. 85%- Compliant with standards: CB, CE, IEC60335, EN61000, and EN55014- Dimensions (LxWxH): 150 x 85 x 60mm/5.9 x 3.3 x 2.4"- Weight: 462G/1LB