XCADEY MINI ELECTRIC PUMP: What should I do if the button is unresponsive or damaged?

This is a hardware issue and need to contact the customer service.
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XCADEY

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+86 18924197081

Email:
Support: info@xcadey.com
Sales: sales@xcadey.com
Partnership: xcadeyofficial@outlook.com

Please contact us first before shipping back directly.
Do NOT send the product back without prior confirmation.