Lead Acid Smart Charger (0.8A) for 12V Lead Acid Battery with 3 stages floating

Specifications: 

• Input
  •  AC input voltage          100 to 240 VAC   at 50~~60 Hz  Worldwide power supported
  • Max input power          18W
  • Efficiency                   >75%
• Output
  • Rated  13.8V DC @ 0.75Amp
  • 18 AWG wire with one set of clips
•  3 stages charging
  • Stage1: Charging current 0.75A +/- 0.1 @ 12V
  • Stage2: Charging voltage 14.75V +/- 0.25V
  • Stage3: Floating voltage 13.75V +/- 0.25V  ( Cut-off current stage2-3: <0.2A +/-0.05A)
• LED color
  • Red = Charging
  • Green = Completed Charging
•  Charging:
  •  The Battery range is between 12V 0.8AH and 20AH
  • Short Circuit Protection
  • Reverse current: less than 5mA at 12VDC
•  Safety and EMI
  • UL safety Approvals                       
  • Emissions Requirements                         FCC Class B
• Mechanical Requirements
  •  Dimensions (L*W*H)             75*51*28mm
  • Weight                                5.29 Oz (0.15kg)
  • Input plug                            UL approved
• Environmental Requirements
  • Operating Temperature           -10^oC to  +40 ^oC
  •  Storage Temperature             -40 ^oC to  +70 ^oC
  • Humidity                                 0~~95% RH