ตัวควบคุมการชาร์จแบตเตอรี่ แบบ PWM ขนาด 20A 12/24V with LED display (B)

Solar Charge Controller - PWM 20A 12/24V with LED display
Features :
     - Microcontroller digital accuracy 
     - PWM charge mode & State of Charge(SOC)

     - Fully automatic operation & Electronic protections
     - Detects day and night using the PV array, timer setting
     - Double digital LED display, numbers equal to timer setting
     - Temperature compensation, with inside temperature sensor
     - Big terminals, big distance between terminals
     - 12 Volt or 12/24 Volt auto work, 20 Amps (for PV and load)
     - Equalisation voltage: 14.8Volt
     - High voltage disconnect(HVD): 14.4Volt
     - Float voltage: 13.6Volt
     - Low voltage disconnect(LVD) 11.1Volt
     - Low voltage reconnect(LVR): 12.6Volt
     - Self-consumption: 6mA maximum
     - Temperature compensation: -30mV/C/12V
     - Terminals: for wire sizes to 6mm2
     - Temperature: -35C to +55C