iTechworld JS80 - Understanding the JS80 State of Charge

The JS80 has four charge LEDs 25%, 50%, 75% and 100%. The
charging LEDs indicate the state of charge (SOC) of the internal
battery of the JS80. The charging time of the JS80 will vary
depending on the discharge level and the power supply used.
5V 2A - 10 hours
9V 2A - 6 hours
12V 1.5A - 6 - 8 hours
12V 3A - 3 - 4 hours
20V 1.5A - 4 - 6 hours
20V 3A - 2 - 3 hours
JS80
STATE OF CHARGE
STATE OF CHARGE