Printed with PLA and the strap/handle in TPU. The strap is an interference fit with the case and takes some effort to get in. TPU is pretty tough so you can use a small screwdriver to help pull the strap into the case holes.
I used yellow so that the battery would be more visible in the dark. Glow in the dark filament would have been better, if I had some….
Printed on my XL printer.
The author marked this model as their own original creation.