GoKawiilKaitlyn Cimino / Android Authority
TL;DR Google has released official instructions and 2D CAD drawings for creating custom Fitbit Air bands.
The company’s guidelines cover everything from sensor placement and attachment force to safe skin-contact materials.
The files make it surprisingly easy for makers and 3D printing enthusiasts to design their own Fitbit Air accessories.
Google has designed the new Fitbit Air to be one of its most accessible fitness trackers, and keeping with that spirit, the company has now released instructions and 2D CAD drawings of the wearable to help third-party brands and creators design their own bands for it.
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You can now visit this Google Store page for guidance on how to create your own Google Fitbit Air band. Within the page, Google details the core requirements of designing a Fitbit Air sleeve, including instructions for how to keep the sensors flush with the skin for best performance, as well as
CAD design guidelines. These guidelines cover everything from crucial mating dimensions and tolerances to mating force specifications, including attach and detach force, to help you build a high-quality accessory band.
Google notes that “The sleeve holder needs to be flexible enough to let users easily pop the sensor in and out. Designers can use a special insert to help achieve this balance of flexibility and security.”
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