The Happymodel Moblite 7 has a battery holder for 2S, the walksnail model is 1S and the battery holder doesn't fit properly.
I designed this TPU holder for 1S batteries around 400-550 mAh. I tested many batteries, AUline 450, GEPRC 530, GNB530, and all fit correctly.
Print in TPU
The author marked this model as their own original creation.