What certificates are available?

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

How should I handle quality issues?

Please send photos and videos of the problem, then return the defective battery by express. Our engineers will analyze it within 2 working days.

What is the charging time?

Standard charging takes approximately 2.75 hours, while rapid charging takes about 2 hours.

Lipo Battery Cell 403035 400mAh 3.7V 18650 Battery Lithium Ion Polymer Rechargeable Battery for Portable Payment Machine

Name: Lipo Battery Cell 403035 400mAh 3.7V 18650 Battery Lithium Ion Polymer Rechargeable Battery for Portable Payment Machine
Brand: Shenzhen Resky Electronics Co., Ltd.
SKU: 2031142972

Guangdong, ChinaShenzhen Resky Electronics Co., Ltd.

US$0.80-1.20

100 Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

RSK-LP403035

Rechargeable

Yes

Size

Small

Nominal Capacity

400mAh

Charging Current

0.2c

Max Discharging Current

Weight

MOQ

10PCS

Cycle Life

500cycles

Warranty

12months

Shipping

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

Certification

CE, RoHS, MSDS, Un38.3

Lead Time

Within 3-10 Workdays

Continuous Discharging Current

0.5c

Connector

Jst, Molex....

Color

Silver, Blue PVC

Original

Shenzhen, China

OEM Service

Yes

Transport Package

1PCS/Box

Specification

4*30*35mm

Trademark

OEM

Origin

China

HS Code

8507600090

Production Capacity

100000PCS/Day

Key features

High Energy Density: Compact 400mAh capacity in small size with high output voltage for efficient power delivery.

Long Cycle Life: Endures more than 500 repeated charge/discharge cycles for extended product lifespan.

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

Multi-Layer Safety Protection: Features dual IC chips for anti-shortcircuit, anti-overcharge, anti-overcurrent, and anti-overload.

Wide Application Scope: Suitable for portable payment machines, lights, outdoor sports, electronics, and medical devices.

Comprehensive Certifications: Certified with CE, RoHS, MSDS, UN38.3, CB, and KC standards for global compliance.

Custom OEM Service: Professional engineers provide customized solutions including logo printing and specific connectors.

Eco-Friendly Design: Manufactured without lead (Pb) or cadmium (Cd), ensuring environmental safety.

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: ≤3.42hTerms 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 is the warranty period?

We provide a 1-year warranty after leaving our factory. If non-human factor quality problems are confirmed, we will repair or replace the battery for free.

Q:Can I get a sample order?

Yes, sample orders are welcome. We offer free samples if the quantity is not above 3 pcs; you only need to pay the shipping cost.

Q:What is the lead time for orders?

The lead time is 3-5 days for samples and 7-10 workdays for large quantities.

Q:What payment terms do you accept?

We accept T/T (50% deposit, balance before shipment), PayPal, Western Union, and other available payment terms.

Q:Can you customize the battery?

Yes, we have professional engineers who can provide suitable solutions according to your special requirements, including custom connectors and logos.