12V/24V Automatic Switch Charge Controller 20 Amp Pwm Charge Controller For Solar Power1

12v solar charge controller，pwm controller，Digital display controller

ST Series Advantages: 
1. With quick charge technology, coping the heavy demand of power.
2. Protections: over charge, over discharge, over load, low voltage, short circuit, reverse connect.
1. Automatic Identification System Voltage, 12V/24V auto recognition;

2. Applicable for a variety types of battery;

3. Automatic recognition input voltage function;

4. Microprocessor controller pulse width modulation (PWM) charge;

5. Large-screen digital display with blue back light, easy to check at night;

6. Double USB charging port

7. Sensor temperature compensated battery charging;

8. Overload protection;

9. Overcharge protection;

10.Short circuit protection;

11. Lightning protection;

12. Reverse-discharge protection;

13. Reverse polarity protection;

14. Under-voltage protection.

To provide fast, optimum charging voltage and current according to the actual charging.
situation and the type of battery.
Real-time display (LED lights) battery capacity. Safe, reliable and efficient.