Pioneer4You IPV V3-Mini Kit 1400mAh is an intelligent all-in-one auto bottom-feeding device which with temperature control. Powered by 1400mAh built-in battery, and the YIHI ESS (Electronic Spray Squonk) Driver Technology supports the auto bottom-feeding system on the basis of accurate YIHI chipset control. Equipped with YiHi SX635J chipset, iPV V3-Mini can support Multiple intelligent control systems, long lasting of the heating core, and supports vaping 18~20ml e-liquids.