Amber Type III soda-lime glass jar; recommended for light-sensitive samples
PTFE-lined white polypropylene closed-top cap
Sizes range from 60 to 2500mL
Closures assembled on bottles
Automatic 25~55%RH at ambient temperature
Totally silent operation, no moving parts
Maintenance free, self-regenerative drying agent
Minimal electricity consumption, Hygrometer does not use batteries/electricity