Appearance introduction
1. Compressors imported from Japan
2. Super wind speed blower
3. Independent noise reduction system
4. -30°C super-low temperature refrigeration
5. 200g super light cold air tube
6. Stepless speed regulation, temperature adjustment knob
7. One-key start-stop button
Operator station introduction
1. Stepless speed regulation, temperature adjustment knob
2. Temperature indication（-4℃~-30℃）
3. Strat-Stop button
