20A MPPT Solar Charge Controller Solar Regulator for 500W Solar Kits

Specifications:
Rated system voltage: 12V/24V DC
Max solar panel power: 250W 12V /500W 24V
Max output current: 20A
Max discharge current: 20A
Over discharge voltage: 10.2-12.5V (±0.2) 12V / 20.4-25.0V (±0.2) 24V
Restart voltage: 10.3-13.5V (±0.2) 12V / 20.5-27.0V (±0.2) 24V
Constant voltage (Over charge voltage): 13.0-15.5V (±0.2) 12V / 26.0-31.0V ±0.2) 24V
Float Voltage: 12.5-14.5V (±0.2) 12V / 25.0-29.0V (±60.2) 24V
Converter type: Buck
Converter efficiency: > 96%
Max increase efficiency: > 43%
Tracking efficiency: > 98%
Precision of clock: ±50S/Month
Charging algorithm: PWM 3 stage
Size: 5.5-5.8-1.6in (140-147-42mm)
Weight: 1.21lbs (550g)

Package included:
1pc 20A 12/24V MPPT solar charge controller