The Breeze Duo features a dual micro USB and lightning port so you will never have to worry about finding the right charger for your battery!
Instructions:
Power on: Press the button 5 times rapidly.
To Use: hold down the button as you inhale.
Press the button 3 times rapidly to cycle the voltage.
40% Voltage blue LED
60% Voltage green LED
80% Voltage yellow LED
100 Voltage Red LED