INPUT 1. Rating Input Voltage: 220-240Vac Or 90-120Vac 50/60Hz 2. Max Rating Input Current: 2.0A 3. Max. Input Power: 180W OUTPUT 1. Output Max Voltage Range: 14.8V DC 2. Suit for Battery Capacity: 12V /30-300Ah 3. Battery Recovery Voltage(stage1): 4. Charging Current(stage 2): 9.5/12V 5. Charging Voltage(stage 3): 6. Floating Voltage(stage4): 7. LED Indicator Light: 6 LEDs: Power on, Reverse, Battery OK, Charging, Battery weak, Recovery 3 LEDs: Model selected light 8. Output Protect: OCP, OVP, Short-circuit Protection, Polarity Inversion Protection, Free Spark 1. Weight: 1.0 KGS 2. Size: 27*11*7.5CM 3. Package: 12PCS/Carton 4. Meas:60*37*25.5cm 5.N.W.:12KG 6.G.W.:13KG