Frequently Asked Questions
1. Are you a manufacturer or a trading company?
We are a professional manufacturer. You are welcome to visit our production workshop at your convenience.
2. What interfaces and output devices does your portable power solution support?
Our products are equipped with a variety of interfaces, including USB-A, USB-C (PD fast charging compatible), DC power socket, AC power socket, and car cigarette lighter socket. They are compatible with a wide range of devices, such as smartphones, laptops, drones, and portable refrigerators. Please refer to the product specifications to ensure that the output power meets the requirements of your device (for example, laptops typically require a 65W or higher PD interface).
3. What certifications does your company's products have?
Our products hold multiple international certifications, such as ISO9001, CE, FCC, UL, PSE, and RoHS. (Specific certifications may vary depending on the product model.)
4. Do you offer customization services (OEM/ODM)?
Yes, we offer comprehensive OEM and ODM services. Please feel free to contact us if you have any specific needs regarding brand customization, features, or design.
5. What is the standard delivery time for an order?
Generally, we will ship within 7 to 35 days after receiving the prepayment. The exact time depends on the product and the total quantity of the order.
6. Can I request a sample? Are the samples free?
Yes, we welcome you to request samples to evaluate the quality. Samples require a fee, but this fee can be deducted from your subsequent bulk orders.
7. How do you guarantee the quality and safety of your products?
We use only Grade A battery cells. Our products undergo rigorous safety testing, including overcharge, over-discharge, over-temperature, short circuit, and puncture tests, to ensure the highest safety standards are met under all circumstances. Regardless of order size, all batteries undergo 100% voltage and internal resistance testing before shipment.
8. What modes of transportation do you usually use?
We primarily ship via leading courier companies such as DHL, UPS, FedEx, and TNT, with an estimated delivery time of 3 to 6 business days. We can also arrange air and sea freight according to your needs.
9. What is the warranty period for your products?
We offer comprehensive warranties ranging from 1 to 10 years, depending on the product category. In addition, we provide global technical support in numerous countries and regions.
10. What payment methods do you accept?
We accept a variety of payment methods, including bank transfer, PayPal, credit card, Western Union, and wire transfer. Please contact our team for more information or to request special payment terms.