1. Cold-rolling steel spraying exterior, stainless steel inner tank and cover.
2. Intelligent temperature control instrument adopts PID control, with functions of timing of operation(0-9999min), fixed value operation, automatically stop, realization of over-temperature alarm, power failure memory, error correction and Menu lock.
3. Temperature setting touch keyboard, constant-temperature automatically, digital display, high precision temperature control.
4. SHHW21.420AII model with the two holes on the inside cover, it can be used as the two holes digital water bath. SHHW21.600AII model with the six holes on the inside cover. It can be used as the six holes digital water bath.