Geekvape B Series Coil Boost Version for Aegis Boost/Boost Plus/Boost LE Bonus/Boost 3 Kit, Aegis Hero,Mero AIO,Z50 Kit, B100/B60 Kit,Z Nano/Z Nano 2/Z Nano 3/Z Nano MTL Tank, ,Obelisk 65 / 65 FC Kit,H45/H45 Classic Kit (5pcs/pack)