Buyer's Notice

Please read it carefully. By placing an order, you are deemed to have been informed!

All products of our factory are not retailed. Please do not place orders for personal use. Place orders and sample orders by yourself. We do not provide after-sales service and do not accept returns or exchanges.

2. We do not support 7-day no-reason return or exchange. All products are fully inspected before shipment. We offer warranty or replacement for quality and functional issues. Damage caused by human factors or transportation is not covered. Our factory does not bear the round-trip shipping costs after sale.

3. No free shipping. Before placing an order, please confirm the model, configuration, color, quantity, delivery time, etc. with the customer service. Once dispatched, the default configuration and other information are correct.

4. All measurement results of this device are calculated through scientific algorithms and are for reference only. They do not have medical guiding significance. If you need accurate medical data, please purchase professional medical equipment.