This is an optional “Key Ring” end cap for use with the HiTemp140 Series, PRTemp140, PR140 and RHTemp1000 data loggers. Easily attaches to your key ring or lanyard.
The key ring end cap is used in place of the standard bottom. Its thru-hole measures 0.150″ in diameter.
Warning: Using a key ring end cap on Ex/IS rated products voids the Ex/IS rating unless installed by manufacturer.

Key Ring End Cap — 900332-00