REMIX pfeifer_power-whistle_All_4_Tones

The model works fantastic. When I printed the large dual tone for my wife I noticed that the keyhole was tight and did not move freely. I added a larger more durable keychain loop for better mobility while on a keychain.

Infill: 20% 
Wall line count: 2 
Resolution: 0.2~0.3mm/layer or less First Layer 0.2mm
Build adhesion type: Brim 4mm 
Supports: Yes

Leave in the orientation the slicer imports in for best results.

I added a larger more durable key chain loop for better mobility while on a keychain.