Sleek bar-battery shapeLarger battery & more voltage settingsLED Display screen w/ puff counterComfortable silicone mouthpieceColor-changing Thermo Series510 DL 2.0 Pro battery bar1000mAh batteryFive voltage settings (2.4-3.8V)Breath control and button press activationUniversal 510 threadingSleek and discreetConcealed pod portPre-heat functionReplacement bottom magnetic connectors availableUSB-C charging