Lithium Battery Smart Charger for Portable Incubator. AC Input Voltage: 50 / 60Hz 100-240 VAC. AC Input Current: 1.8 A. Output Voltage: DC 14.6 V. Output Load: 4.0 A Max. Short Circuit Protection. Over Current Protection. Charging LED indicator light. Safety Rating: CE, UL, FCC, RoHS, PSE