What certificates are available?

Most models have CE, CB, KC, MSDS, and UN38.3. For custom designs, certificates can be applied for with fees paid by the buyer, which may be refunded for large orders.

Can you print our logo on the product?

Yes, we can print your logo/brand for free if the order quantity is large enough. Please contact us for details.

Can you make customized batteries?

Yes, we have professional engineers to provide suitable solutions based on your special requirements.

Lithium Ion Cell 11.1V 12V 2000mAh 22.2wh Rechargeable Flashlight Lithium Li-ion Polymer Battery Pack

Name: Lithium Ion Cell 11.1V 12V 2000mAh 22.2wh Rechargeable Flashlight Lithium Li-ion Polymer Battery Pack
Brand: Shenzhen Resky Electronics Co., Ltd.
SKU: 715477312

Guangdong, ChinaShenzhen Resky Electronics Co., Ltd.

US$2.00-4.00

10 Pieces

Sample price:US$4.00/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

RESKY-18650-3S1P

Rechargeable

Yes

Size

Small

Structure

3s1p

Cell Type

18650 2000mAh Battery Cells

Nominal Capacity

2000mAh

Charging Cut-off Voltage

12.6V

Charging Current

0.2c

Dishcarging Cut-off Voltage

7.5V

Continuous Discharging Current

0.5c

Max Discharging Current

Cycle Life

500cycles

Power

22.2wh

Weight

150g

Shipping

UPS, DHL, FedEx, TNT, by Air, by Sea

Lead Time

Within 15 Workdays

Warranty

12months

Certification

CE,RoHS,MSDS,Un38.3

Transport Package

1PCS/Carton

Specification

11.1V 2000mAh

Trademark

OEM/RESKY

Origin

China

HS Code

8507600090

Production Capacity

50000000PCS/Year

Key features

Customizable Structure: Structure is customized with 3s1p configuration and 18650 cell types.

High Safety Standards: Passed short circuit, overcharge, over discharge, thermal shock, and drop tests.

1-Year Warranty: 1 year warranty coverage with free repair or replacement for quality issues.

Wide Application: Suitable for flashlights, outdoor sports, electronics, medical devices, and more.

Fast Delivery: Sample lead time 7-10 days; bulk order lead time 15-20 workdays.

Multiple Certifications: Provides CE, CB, KC, MSDS, and UN38.3 certificates for most models.

Logo Printing: Free logo printing available for large quantity orders.

Professional Support: Professional engineers provide customized solutions based on special requirements.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityFast DeliveryR&D Capabilities

Shenzhen Resky Electronics Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2012-09-09Nearest Port: SHENZHEN, HONGKONGAverage Response Time: ≤2.62hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW, Others

AI-Powered supplier vetting

SummaryShenzhen Resky Electronics Co., Ltd. is identified as a China-based limited company with both trading and manufacturing/factory characteristics, offering electric vehicle batteries, lithium batteries, RC LiPo batteries, Li-polymer batteries, and chargers. It reports ISO 9001 certification, six to ten quality-control staff, stated annual lithium battery pack output of 2,000,000 sets, and broad export coverage. The supplier supports customization from designs and samples, full and flexible customization, and minor customization. Its R&D function includes one engineer responsible for customer-request confirmation, technical after-sales support, and new product development; relevant R&D audit documents are available, but no SDK is available. It reports OEM service for well-known brands, although no specific customer names or case details are provided. Financial records are indicated for 2021–2023, but the supplied slices do not provide sufficient financial metrics for a substantive credit assessment. An...

Supplier typeThe supplier is described as a limited company based in Shenzhen, China, with both "Trading Company,Manufacturer/Factory" characteristics in one record and "Trading Company" in another. Its stated business scope includes technical development, electronic and solar-energy products, polymer lithium batteries, domestic trade, and import/export activities, indicating a trading-led business with manufacturing/factory capability also reported.

CertificationsThe supplier reports ISO 9001 certification. A BV audit is also recorded, with an audit report period from January 30, 2024 to January 29, 2025; however, the supplied slices do not explain the audit result code or confirm that the certification remains current beyond that period.

After-Sales capabilityThe stated R&D engineer responsibilities include providing technical support for after-sales service, which is direct evidence of technical after-sales support. The supplier also reports in-stock service capacity, but the slices do not establish the breadth, response time, staffing level, or formal service process.

R&D capabilityThe supplier reports one R&D engineer responsible for confirming customer requirements, technical after-sales support, and new product development, and states that design-input, design-output, review, verification, and validation documents are available for audit. It also reports no available SDK, so the evidence supports basic product-development capability but does not establish broader software or platform innovation capability.

Production capacityThe supplier reports lithium battery pack output of 2,000,000 sets and in-stock service capacity, with six to ten quality-control staff and exports to multiple global regions. However, the status of any manufacturing-capacity contract is unknown, so contractual production assurance is not established.

Customization capabilityThe supplier explicitly reports customization from designs, customization from samples, full customization, flexible customization, and minor customization. This indicates a broad stated range of product adaptation services.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of experience serving branded customers. However, no customer names, product examples, order details, or verifiable case descriptions are supplied, so the depth and verifiability of its customer-case record cannot be assessed.

Product Q&A

Q:What information do you need before placing an order?

Please specify the product usage, whether you need a protection board, cable and connector, and your continuous and peak discharging current requirements.

Q:What are the payment terms?

Payment via T/T (50% deposit, balance before shipment), PayPal, Western Union, or cash. Full payment is accepted for small amounts.

Q:Can I order a sample?

Yes, sample orders are welcome. Free samples are available for quantities up to 3 pcs; you only need to pay the shipping cost.

Q:How do you handle quality problems after sales?

Send photos/videos and return the defective battery. Engineers analyze it within 2 working days. We offer free repair or replacement for non-human factor quality issues under the 1-year warranty.

Q:What is the lead time?

Sample lead time is 7-10 days. Large quantity orders take 15-20 workdays.