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Operating Voltage: 3.0V-7.5 V
Operating Wattage: 6.0W-40W
Battery: 2000mAh (Internal high drain polymer li-ion rechargeable 18650 size battery ,prefer declare the accurate mAh instead of 2200mAh)
Standby current: 100uA max
Maximum output Wattage: 40W
Maximum output Current: 12A
Maximum output Voltage: 7.5 V
Clearomizer Resistance: 0.3 Ohm (Recommend)
Charging: Micro USB DC5V/1A
ON/OFF Battery Switch
SAFETY :15 second cutoff
FLIP OLED SCREEN ORIEWTATION
Low Voltage Warning
Short Circuit/Atomizer Protection
Over-Discharge Protection
‘Vape while charging’ Technology
Remembers last Voltage or Wattage setting
Overheat Protection
510 connection with a spring loaded positive pin
Battery Level Indicator:
The Cool Fire IV battery capacity is displayed via green, yellow and red LED lights.
Green = Almost fully Charged. When the Cool Fire4 is fully recharged the LED light will power off.
Yellow = Half Power.
Red = Low Power. Charge the Cool Fire IV
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