[High Efficiency]
USB Output Voltage:5V/3A;Battery Voltage:12V/24V Auto
Adjustable power rate with dual USB ports 3-stage (bulk, ABS, float) charging management and 4-stage PWM charging.
[Features]
Uses an industrial STM 8 microprocessor to control the charger and discharge process
Features a reliable battery for charging and discharge period management.
Please review the images for details