4S 18650 LI-PO CAPACITY INDICATOR

• Operating Voltage: 3.7V/DC
• Width: 20mm
• Length: 44mm
• Height: 9mm

LED  Indication:

• 25% –>First Light is on (Voltage: 4.2 V)
• 50% –>Second light is on (Voltage: 8.4 V)
• 75% –>Third light is on (Voltage: 12.6 V)
• 100% –>Fourth light is on (Voltage: 16.8V)