This is the infamous e-smart starter kit. This kit comes with 2 1.3ml cartomizers ready to fill with your favourite e-liquids.
The E-Smart has a standard 510 thread and  manuel 320mAh batteries. The batteries on the E-Smart also have a 10 second cutoff time and a five click shutoff protection feature.  
To turn the battery on press the fire button five times consecutively within 3 seconds. To turn off the battery follow the same procedure, doing this can protect the battery from being turned on when you do not want it to . No more firing in your pocket!