i got 2 auto shortys with my kit. it seems like the one doesnt hit like the other. same cart and everything just doesnt hit the same. u have to hit it harder to get the led to light up and it doesnt seem to hold a charge as long? but id like to say im very impressed with the manual batt i ordered. deff my work horse. amazing vapor and good th with the 24mg peppermint mint and peach. v4l ur my heroes lol