F.A.Q
Frequently Asked Questions
1. Are you a manufacturer or a trading company?
We are a professional manufacturer. We warmly welcome you to visit our production facilities at your convenience.
2. Which output interfaces and devices do your portable power solutions support?
Our products feature a versatile range of interfaces, including USB-A, USB-C (with PD fast charging support), DC, AC outlets, and car cigarette lighter ports. They are compatible with a wide array of devices such as smartphones, laptops, drones, and portable refrigerators. Please verify the product specifications to ensure the output power aligns with your device requirements (e.g., laptops typically require a 65W+ PD interface).
3. What certifications do your products hold?
Our products are certified to international standards, including ISO9001, CE, FCC, UL, PSE, and RoHS. (Specific certifications may vary depending on the product model).
4. Do you offer customization (OEM/ODM) services?
Yes, we provide comprehensive OEM and ODM services. If you have any specific requirements for customized branding, features, or designs, please feel free to contact us.
5. What is the standard lead time for orders?
Generally, the delivery lead time is between 7 to 35 days upon receipt of the advance payment. The exact timeline depends on the specific items and the total volume of your order.
6. Can I request a sample? Is the sample provided free of charge?
Yes, we welcome sample orders for quality evaluation. While samples are subject to a fee, the cost can be deducted from your subsequent bulk order.
7. How do you guarantee the quality and safety of your products?
We utilize only Grade A battery cells. Our products have undergone rigorous safety testing—including overcharge, over-discharge, over-temperature, short-circuit, and nail penetration tests—to ensure maximum safety under all conditions. Regardless of order size, we conduct 100% testing on the voltage and internal resistance of all batteries prior to shipment.
8. What shipping methods do you typically use?
We primarily ship via leading express carriers such as DHL, UPS, FedEx, and TNT, with an estimated transit time of 3–6 business days. Additionally, we can facilitate air and sea freight based on your requirements.
9. What is the warranty period for your products?
We offer a comprehensive warranty ranging from 1 to 10 years, depending on the specific product category. We also provide localized global service support in numerous countries and regions.
10. What are your accepted payment terms?
We accept a wide range of payment methods, including T/T (Telegraphic Transfer), PayPal, Credit Card, Western Union, and Bank Transfer. For further details or specific payment requirements, please contact our team for a consultation.