Nowdays in the market, Evod and Ego have various. and price also have difference. why that? that is because if use B pin without protection. the cost is low. it is easy to explosive.if use A pin with A protection.the cost high. it is good quality. so when you buy them. you need to ask clearly.
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The difference of with A Pin and B Pin for Ego and Evod
- Thread starter kathy zhang
- Start date