Hyperion 4S Graphene batteries 3650 mAh

[Buoyhunter]

For Sale: (4) Hyperion Graphene G7 Batteries 4S HV 3650 mAh
2 Brand new, 2 have 5mm ends soldered on and have one test run on them.

50$ each plus shipping

HP-G775C3650S4

These are listed for sale on multiple websites -

[Jesse J]

When were they purchased?

[Buoyhunter]

I believe it was before Christmas of 2020 -