Keyring Thermometer

Keyring Thermometer I designed this because I wanted to have an easy-to-carry thermometer for my outdoor winter camps. It can easily be hung anywhere - keys, tarp, tent, or tree The Thermometers themselves are inexpensive and available on AliExpress: Mini Motorcycle Thermometer Waterproof Stick-On Motorbike Mount Watch Digital Temeperature Meter Waterproof - AliExpress Any Keychain or Lanyard can be used. Link for the Leather Lanyard shown in photos: <a target="_blank" rel="noopener noreferrer ugc" href="https://www.aliexpress.com/item/4000844190344.html?spm=a2g0o.detail.pcDetailTopMoreOtherSeller.4.77c09L4h9L4hL0&gps-id=pcDetailTopMoreOtherSeller&scm=1007.40050.354490.0&scm_id=1007.40050.354490.0&scm-url=1007.40050.354490.0&pvid=7a5f5199-b996-4527-b1f1-d99e2031b3f1&_t=gps-id:pcDetailTopMoreOtherSeller,scm-url:1007.40050.354490.0,pvid:7a5f5199-b996-4527-b1f1-d99e2031b3f1,tpp_buckets:668%232846%238109%231935&pdp_ext_f=%7B%22order%22%3A%22212%22%2C%22eval%22%3A%221%22%2C%22sceneId%22%3A%