Can I have a sample order?

Yes, sample orders are welcome. We offer free samples for quantities up to 3 pcs, with shipping costs covered by the buyer.

How to solve the quality problems after sales?

Send photos/videos and return the defective battery. Our engineers analyze it within 2 working days. We provide a 1-year warranty and free repair or replacement for non-human factor defects.

How's your lead time?

Lead time is 3-5 days for samples and 7-10 workdays for large quantity orders.

What kind of certificates could you provide for these batteries?

We provide CE, CB, KC, MSDS, and UN38.3 for standard models. For custom designs, we can apply for certificates upon request, with fees paid by the buyer unless the order is large enough for a refund.

Can your factory print our logo/brand on the product?

Yes, we offer free logo printing for orders of sufficient quantity. Please contact us for details.

Can you make customized battery?

Of course. We have professional engineers that can give you the most suitable solution according to your special requirements.

Electrical Equipment 3.7V 8500mAh Rechargeable Flat Lithium Ion Polymer Battery Lipo Cell

Name: Electrical Equipment 3.7V 8500mAh Rechargeable Flat Lithium Ion Polymer Battery Lipo Cell
Brand: Shenzhen Resky Electronics Co., Ltd.
SKU: 712520842

Guangdong, ChinaShenzhen Resky Electronics Co., Ltd.

US$1.00-4.00

100 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Type

Lithium-Polymer Battery Pack

Connection Mode

Series Connection

Model NO.

RSK-LP9065113

Rechargeable

Chargeable

Discharge Rate

Medium Discharge Rate

Size

Medium

Accessories Type

Battery

Rated Capacity

8500mAh

Standard Voltage

3.7V

Usage

Camping Light, Mountain Bike Light

Electrolyte

Li(Nicomn)O2

Nominal Capacity

8500mAh

Charging Current

0.2c

Continuous Discharging Current

0.5c

Max Discharging Current

Weight

92g

MOQ

100PCS

Cycle Life

500cycles

Warranty

12months

Shipping

DHL, FedEx, TNT, by Air, by Sea

Certification

CE, RoHS, MSDS, Un38.3

Lead Time

3-10 Workdays

Original

China

Transport Package

1PCS/Box

Specification

9*65*113mm

Trademark

OEM

Origin

China

HS Code

8507600090

Production Capacity

100000PCS/Day

Key features

High Energy Density: Provides superior power storage in a compact flat design for portable applications.

Long Cycle Life: Endures over 500 repeated charge and discharge cycles for extended durability.

Fast Charge Capability: Fully charges in 2 to 3 hours with a rated voltage of 4.2V per cell.

Dual IC Protection: Features chips that prevent short circuits, overcharging, overcurrent, and overload.

Environmental Friendly: Manufactured without lead (Pb) or cadmium (Cd) additives for safer disposal.

Wide Application Range: Suitable for camping lights, mountain bikes, medical devices, and electric vehicles.

Multiple Certifications: Complies with CE, RoHS, MSDS, UN38.3, and IEC61233 safety standards.

Customization Available: Professional engineers provide tailored solutions for special battery 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: ≤3.20hTerms 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:Will you use the battery on what product?

Please specify the target product so we can ensure the correct specifications.

Q:Do you need Protection Board for the battery?

Please confirm if a protection board is required for your specific application.

Q:Do you need cable and connector for the battery?

Please indicate if you require specific cables or connectors included with the battery.

Q:May I know your continuous and peak discharging current?

Please provide your continuous and peak discharging current requirements for customization.

Q:How about payment and delivery items?

Payment: 50% deposit via T/T, balance before shipment; small amounts accept PayPal or Western Union. Delivery: 3-5 days for samples, 7-10 workdays for large quantities.