Toxic rain effect refund application

hi

我买了两个毒雨特效：Vulcan & Celestial.
I bought two toxic rain effect:Vulcan & Celestial.

遗憾的是我的显卡太差，用起来很卡顿。
Unfortunately, my GPU is too poor so that both effects are very laggy to use.

能否帮我进行退款，谢谢。
Could you plz refund my points? Thank you.

best regards.