Description
Shipping and Returns
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Security

Free Shipping on Orders Over $65
The Doublepow 18650 is a rechargeable lithium-ion battery designed for flashlights, headlamps, fans, cameras, toys, and other small electronics, featuring a nominal voltage of 3.7V and a true 3000mAh capacity. Built with A-grade cells and certified under China 3C compulsory product certification, it delivers stable high-current output with low internal resistance, supports fast charging, and provides reliable power for a wide range of daily devices. Available in flat top and button top configurations, with 1, 2, 4, 6, 8, and 10 pack options to meet replacement, backup, and bulk use needs.
3000mAh True Capacity: Genuine capacity with no false ratings, meeting the daily power needs of flashlights, fans, and similar devices.
3C Certified: Passed China compulsory product certification for safety assurance.
A-Grade Cells: Reliable quality, good consistency, and stable performance.
High Current Output + Low Resistance: Minimal voltage sag and heat generation, maximizing energy conversion efficiency.
Fast Charging Support: Supports fast charging, reducing charging wait times.
Two Configuration Options: Flat top and button top for different battery compartment designs.
Multiple Pack Options: Available in 1, 2, 4, 6, 8, and 10 packs, ideal for replacement, backup, and bulk use.

| Parameter | Specification |
|---|---|
| Brand | Doublepow |
| Model | 18650 |
| Battery Type | Li-ion Rechargeable |
| Size | 18650 (approx. 18mm diameter x 65mm height) |
| Nominal Capacity | 3000mAh |
| Nominal Voltage | 3.7V |
| Battery Dimensions | 18 x 65mm |
| Weight | Approx. 47.2g |
| Features | High current, low resistance, fast charging |
| Certification | China 3C Certified |
| Version | Flat Top / Button Top |
| Pack Quantity | 1, 2, 4, 6, 8, 10 Pcs |
Flashlights and portable lighting: Suitable for compact flashlights and headlamps.
Headlamps: Reliable power for outdoor and camping headlamps.
Portable fans: Long runtime for handheld and mini fans.
Cameras: Stable power for digital cameras and photography equipment.
Toys: Suitable for RC toys and electronic toy devices.
Other small electronics: Various devices requiring 18650 batteries.
Q1: What is the capacity of this battery?
A: The nominal capacity is 3000mAh with a nominal voltage of 3.7V.
Q2: What does A-grade cell mean?
A: A-grade cells refer to higher-quality cells with better consistency, more stable performance, and longer service life.
Q3: What are the differences between flat top and button top? Which should I choose?
A: Flat top has a flat terminal, suitable for spot-welding assembly or compact battery compartments. Button top has a protruding contact, fitting spring-loaded devices with more reliable contact. Choose based on your device's battery compartment design.
Q4: Does this battery have a protection circuit?
A: No. This is an unprotected bare cell. Ensure your device has over-discharge protection, or take care not to over-discharge.
Q5: Does this battery support fast charging?
A: Yes. With low internal resistance, it supports fast charging. Refer to your device or charger specifications for the appropriate charging current.
Q6: Can I charge it with a standard Li-ion charger?
A: Yes. Use a charger that supports 18650 Li-ion batteries, with a charge cut-off voltage of 4.2V.
Q7: How many batteries come in one pack?
A: This product is available in 1, 2, 4, 6, 8, and 10 pack options. Please select your desired quantity from the dropdown menu before adding to cart.
Free Shipping: Enjoy free shipping on all orders over $65. For orders under $65, the shipping cost is $8.99.
Delivery Time: Once shipped, orders typically arrive within 7–15 business days.
Easy Returns: We want you to be completely satisfied. If you're not, you can return your product within 30 days of receiving your order. Please ensure the items are unused and in their original condition. For return instructions, please contact our support team.
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Security

At OneAndes, we are committed to providing high-quality cylindrical lithium-ion batteries for your drones, vacuums, garden tools, and other power needs. If you are not completely satisfied with your purchase, we are here to help. Please read our full return policy below before initiating a return.
1. Return Window
You have 30 calendar days from the date you received your item(s) to request a return. Any return request submitted after 30 days will not be eligible for a refund or exchange.
2. Eligibility Conditions
To qualify for a return, all items must meet the following conditions:
Condition: Items must be unused, undamaged, and in the same condition that you received them.
Packaging: Items must be returned in their original packaging with all accessories, manuals, and protective covers intact.
Proof of Purchase: A valid receipt, order confirmation email, or proof of purchase must accompany all returns.
Non-Returnable Items:
Batteries that have been installed, used, or show any signs of wear.
Items marked as “Final Sale” or “Clearance” at the time of purchase.
Customized or special-order products.
Gift cards.
If a returned item fails to meet these conditions, we reserve the right to deny the return or charge a restocking fee.
3. How to Initiate a Return
Follow these steps to return your product:
Contact Us: Email our support team at support@oneandes.com with your order number and the reason for return. We aim to respond to all return requests within 24 hours on business days.
Receive RMA: We will provide you with a Return Merchandise Authorization (RMA) number and return instructions. Do not ship any item without an RMA number.
Pack Securely: Place the item in its original packaging, include all accessories, and clearly write the RMA number on the outside of the box.
Ship to Our US Warehouse: Ship the package to the following address:
OneAndes Returns
10320 6th St
Rancho Cucamonga, CA 91730
USA
*Important: Lithium-ion batteries are classified as hazardous materials (Class 9). Please follow the shipping guidelines provided in Section 4 below. We recommend using a trackable shipping service and purchasing shipping insurance, as we cannot guarantee receipt of your returned item.*
4. Return Shipping Costs
Defective or Incorrect Items: If the item you received is defective, damaged in transit, or different from what you ordered, OneAndes will cover the return shipping cost. In this case, we will provide you with a prepaid return shipping label.
Buyer’s Remorse / Non-Defective Returns: If you are returning an item for any other reason (e.g., no longer needed, ordered the wrong model), you are responsible for the return shipping costs. You must prepay the return shipping cost using a trackable carrier that accepts lithium batteries. We do not provide prepaid return labels for non-defective returns.
Lithium Battery Shipping Regulations: By law, all returns must be shipped in compliance with applicable dangerous goods regulations. We will provide guidance on proper packaging and labeling. Failure to comply may result in carrier refusal, seizure, or additional fees. We are not responsible for returned items lost or rejected by the carrier due to improper shipping.
5. Refunds
Once we receive and inspect your return at our Rancho Cucamonga, CA facility, we will notify you via email of the approval or rejection of your refund.
Approved Refunds: If approved, your refund will be processed to your original method of payment within 5 to 10 business days. Please note that depending on your bank or credit card issuer, it may take additional time for the credit to appear on your statement.
Partial Refunds: In certain situations, only partial refunds may be granted:
Items not in original condition, missing parts, or damaged for reasons not due to our error.
Items returned more than 30 days after delivery (reviewed on a case-by-case basis).
Non-Refundable Fees: Original shipping charges are non-refundable unless the return is due to our error (defective product or incorrect shipment).
Restocking Fee: We do not charge a restocking fee for defect-free returns, but we may deduct the return shipping cost, which will be deducted from your refund.
6. Exchanges
We replace items only if they are defective or damaged upon arrival. If you need to exchange a defective item for the same product, please contact us at support@oneandes.com. Exchanges are subject to product availability.
If you ordered the wrong battery size or model, please follow the standard return process above and place a new order for the correct item.
7. Damaged or Missing Items
If your package arrives visibly damaged, please take photos of the package before opening and contact us immediately. We will work with the shipping carrier to file a claim and arrange for a replacement or refund. Damaged or missing item claims must be reported within 7 calendar days of delivery. For immediate assistance, you may also call us at (213) 316-8849.
8. Order Cancellation
You may cancel your order without penalty if it has not yet been shipped. To cancel, email us at support@oneandes.com as soon as possible. If the order has already been processed or shipped, you will need to follow the standard return process upon receipt.
9. Warranty
All OneAndes batteries are backed by a 12-month limited warranty against defects in materials and workmanship. This warranty does not cover damage caused by misuse, improper charging, unauthorized modifications, normal wear and tear, or use outside of manufacturer specifications. For warranty claims, please contact our support team.
10. Contact Us
If you have any questions about our Return & Refund Policy, please reach out:
Email: support@oneandes.com
Phone: (213) 316-8849 (Mon-Fri, 9 AM – 5 PM Pacific Time)
Mailing Address: 10320 6th St, Rancho Cucamonga, CA 91730, USA
We aim to respond to all inquiries within 24 hours during business days. Please include your order number for faster assistance.
Top Brands
Samsung LG Panasonic Molicel EVE
Full Size Range
From 10440 to 4680
B2B Experts
Bulk Discounts Global Logistics
Genuine & Safe
A‑grade cells & Certified
