SKU 1376800 Comes with 2 18350's short batteries and a cheap charger and clearomizer

SKU 1380306 Comes with 2 18650's a much better (SAFER) Nitecore charger that will charge most batteries 18350's also . THIS IS THE BETTER KIT!!!!
If you want to use the vamo in a more compact mode.

May I Also suggest you get this pair of 18350's SKU 1053201
To go with your kit .

This way you will be able to use the Vamo in both long and short configurations.