...its Vaporbeast
Kanger T2's are one of the best clearomizers in my opinion. Most vendors are selling the replacement heads for around $1.50 - $2.00 each + shipping. A single replacement head has lasted me as long as 5 days to a week.
These come in both low resistance and standard.
WHERE:
REPLACEABLE HEADS: http://www.vaporbeast.com/
KANGER T2 UNIT: http://www.vaporbeast.com/
THE DEAL:
5 replaceable heads at standard or low resistance - $6.99 free shipping.