Unit: pc
Shipping weight:42g

Size: length 75mm(3in)/ diameter 14mm(0.55in)
USB cord length: 1080mm (42.5in)
Voltage: 3.2V/ 3.7V/ 4.2V
LED light: 3.2V- blue/ 3.7V -purple/ 4.2V –red
Best match: ECHO cartomizer for 510/eGo; 3.5ml cartomizers for 510/eGo
Color: Stainless body with white cord/Black body with black cord
Package: ziplock bag

Why to choose?
*One battery, but equal to three
*Three voltage to choose, simple to swap between each
*Stable voltage, stable vapor production
*Creative stretchable center pin inside battery, can be pulled up and down to match most 510 threading atomizers and cartomizers
*Vape while charging

How to use?
*Press the manual switch to activate. (Blue LED, 3.2V)
*Press the manual switch for 4 consecutive times to swap if you want (Purple LED, 3.7V).
*Vape until the LED light flashes for 5 times, showing it is ready.
*Press the switch for another 4 consecutive times to swap to another voltage, if you want. (Red LED, 4.2V)
*Vape until the LED light flashes for five times.
*Press another 4 consecutive times, the battery will swap back. (From red to blue LED, 4.2V to 3.2V)

Note: (see above picture)
*This is not a battery, has no capacity and could not store any electricity.
*It must be used and only can be used on computers. Please remember it can not work with universal AC-USB adapters.