There are many types of OKA surfers collected in "Rulong 8" and battery packs are one of them. There are three battery packs in total. First, the OKA battery pack β is roughly located in Hawaii 3. The detailed location is Just on Hechuan Street, the pawn shop treasure selection, Hechuan Street store, you need to buy it for US$1,500.
Rulong 8 Outline Where is the OKA Surfer's battery pack?
OKA Surfer Collection
Battery Pack