for the warranty part:
Jenny- However if your product is faulty within a 90 day period, you may also be eligible for a refund.
Hicity-The warranty period starts from the day your product is marked as delivered/is delivered to you, as determined by the tracking number assigned to your Order ID. It lasts for 3 months.
Earhive-However if your product is faulty within a 90 day period, you may also be eligible for a refund.