Turn your cheap, widely available mini digital hygrometer into a stylish and portable keychain!

Perfect for clipping onto your backpack, filament storage boxes, 3D printer enclosures, or anywhere you need to monitor temperature and humidity on the go.

✨ Features:

• Perfect Fit: Features precise cutouts on the back to accommodate the original snap tabs of the hygrometer for a secure fit.
• Easy to Carry: Designed with a sturdy integrated loop for carabiners or keyrings.
• Premium Look: Looks amazing when printed on a textured PEI build plate!

🛒 Hardware Needed:

• Mini Digital LCD Thermometer Hygrometer (Commonly found on AliExpress for around $1-$2. Search for "Mini LCD Digital Thermometer Hygrometer").
• A carabiner or a keyring.

🖨️ Recommended Print Settings:

• Material: PLA, PETG, or ABS
• Supports: Yes (Required) *Highly recommended to ensure the inner cavity for the hygrometer prints cleanly.
• Infill: 15-20%