Hygrometer Keychain

I designed this as a way to have a hygrometer handy with me. This design uses an inexpensive hygrometer from Maker Supply, or Amazon. This also requires 4 M3x12MM screws https://us.store.bambulab.com/products/circular-embedded-electronic-digital-thermometer-hygrometer-1pcs-xf001 https://www.amazon.com/Hygrometer-Thermometer-Humidity-Temperature-Thermostat/dp/B0DG8ZXZ5D/ref=sr_1_4_sspa?crid=19W5TOKSPMII&dib=eyJ2IjoiMSJ9.vfcgqfDDW_lcDroH2Pv2awAvGWSghXafvka2QF0I7lJyb9CBw3-gGAcIThMFhL0A1yrxiBWMmseZR0-2Z0TPguNI8pqrzTF5cdNHLiWzQvl4MPPSBJAHcB0gyiW40QhDlpkn4oYuh2l2e75NjPfC8uX3L-hFlajRn93uqWuxA4w6RUC5XuYNMUm84JHZy0Q33Fotk11IHeIN9Knm3BedV7wZ_DzZtHaqg93veImZNDDQCS9AUvMP8Zqf2jWczSCH9LRnBpCoAdBsP2sE-b-7_BWmfxXOx_-sNiNXxxSmJGs.DzSvLaSGR-wtHAvSObtTHp5vG41yrKlgEp9qDB6OTHI&dib_tag=se&keywords=hygrometer&qid=1776427211&sprefix=hygromet%2Caps%2C158&sr=8-4-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&th=1