Official nct127 mini light stick Japanese merch keychain requires 3 LR41 batteries (not included) I never used it and kept it in the box, I have tried to see if it lights up properly and it does work perfectly Small key ring chain green holographic hologram holo merchandise the link Neo city tour concert ver version 1 original Johnny taeyong yuta doyoung jeong jaehyun jungwoo mark lee haechan
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