Latest Version with improved, and added features (see below)
Fully VV 3.0v to 6.0v Variable Voltage 650mah EGO, EGO-T Battery. Battery has the "5-Click Off" safety feature to keep it from accidentally being activated (press activation button 5 times within 5 seconds to turn on or off). Includes VV battery, and USB charging cable approx. 39 inches long. Cartomizers, Atomizers, and other accessories must be purchased separately. Battery has EGO type 510 threaded Atomizer connection, and outer threads for EGO Cones. LED Digital screen shows Battery Charge level, Puff Counter, and Voltage setting. Press the "+" button to increase voltage by 0.1v each press, Press the "-" button to decrease voltage by 0.1v each press. Unscrew the End Cap to expose the charging cable connection.
Please note: charging cable for this device not interchangeable with other EGO batteries in this category. This device is compatible with a regular EGO battery charger as an alternate to using the included cable for charging.
Additional New Features:
1) Puff Counter resets to Zero each time battery is charged
2) Battery can be charged with a regular EGO USB charger (purchased separately) from the Atomizer connection end of the battery
3) Battery can be used while connected with the charging cable (pass-thru funtionality), the unit temporarily switches off the charging during use, and resumes charging when not in use.