6 dehumidifer 1. Long service life 2. High technology 3. Low temperature working 4. Full-feature security dehumidiferDehumidifiers are wdidly used in offices, scientific research, medical,instrumentation,military, underground engineering,library storage places such as humidity , the duhumidifier control the humidity in 50-60 RH, can avoid damp and rust, mildew caused by the loss of apparatus, ...