SWIG ecig drains 14500 batt too fast?

[drizzt]

i have a kts swig mods with a v core 2.0 tank. been using it with 14500 batt 650mah and 14500 1000 batt mah. is it normal t go thru 3 batt changes a day using this mods or is it quite normal because i have been reading some posts that claims that they can vape 1+days without having to recharge their batt. .. one other thing what is the max capacity for a 14500 batt. thanks a lot 4 any replies n help

 

[drizzt]

this is my mods.. (for those who wanna see what a swig looks like its the left one)