Features:

• PWM charging mode with 4 stages(bulk, absorption, float
  and equalized)
• Automatic detection of voltage
• Automatic load reconnection
• Automatic temperature compensation
• Simple button operation
• Adaptable to Sealed, Gel, Flooded and other customized
  battery type
• Preset parameters for charging and discharging (Special
  parameters can be customized)
• Monthly equalization charge
• Various controlling mode for load
• USB output for smart phones and tablets X 2

Electronic protections:

• Over charge protection
• Over discharge protection
• Over temperature and over load protection
• Automatic electronic fuse
• Short circuit protection of load and PV
• Input over voltage protection
• Reverse current protection at night
• Reverse connection protection of PV, load, and battery
• Overheat protection and short circuit protection of USB
  output

Displays:

• Vivid LCD graphic symbols
• presents working status and related parameters explicitly