1.Support modular expansion, compatible new iPhones 2.Adopting AC high-frequency heating PID temperature algorithm, temperature rising faster and more accurate 3.Digital tube display with 0°C-220°C adjustable range, convenient operation with dual buttons design 4.Adopting magnetic flip design, start hibernation mode by automatic induction 5.Work independently without host and power adapter, compatible 110V and 220V 6.Adopting Layer-fit integrated design scheme, to bend the PCBA easily for heating fit by buckle lock.