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BOGO FREE – VAPE Push Button Battery – 510 Thread – Variable Voltage 3.4v-4.0v
Button Pen: Press button for on/off, preheat and volt adjustment.
On/Off: Press button 5 times for on/off.
Variable Voltage: Press button 3 times to adjust volt: 3.4v green, 3.7v blue, 4.0v red.
Preheat Function: Press button 2 times to preheat. Press button 1 time to stop preheat.
Battery Level Indicator: Press button to see battery level: Green Full; Orange Med; Red Low
Working Volt 3.4v~4.0v
Battery Capacity: 350mah
What’s in the package
1pack of 2 x Pen Style Push Button Battery
1 x USB Charger