The Day Pen is a 350mAh slim pen battery that takes quality and the user experience into careful consideration. With only a twist of the temperature control on the bottom, the user can choose their heat setting preference from as low as 2.0v, all the way up to 4.0v, and anything in between! No clicks, No worries!
Functions
Click the button at the top of the battery
Five clicks to power on and off
Twist to adjust the battery voltage
Press twice to preheat for the extra thick oil
Features
Volume: 350 mAhv
Length: 95mm
Diameter: 11.2mm
Weight: 22g
Voltage: 2.0v - 4.0v
Preheating output: 1.8v
Bottom knob adjustable for voltage from 2.0v - 4.0v