What are the payment terms?

Payment via T/T (50% deposit, balance before shipment), PayPal, Western Union, or other available terms.

How to handle quality problems?

Send photos/videos and return the defective battery by express. Our engineer will analyze it within 2 working days.

What is the maximum discharge current?

The max discharging current is 1c, with a continuous discharging current of 0.5c.

Solar Flat Battery 402030 3.7V 200mAh Rechargeable Lithium Ion Polymer Battery with PCB and Wire

Name: Solar Flat Battery 402030 3.7V 200mAh Rechargeable Lithium Ion Polymer Battery with PCB and Wire
Brand: Shenzhen Resky Electronics Co., Ltd.
SKU: 712454462

Guangdong, ChinaShenzhen Resky Electronics Co., Ltd.

US$0.50-1.00

100 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Type

Lithium-Polymer Battery Pack

Connection Mode

Series Connection

Model NO.

RSK-LP402030

Rechargeable

Chargeable

Discharge Rate

Medium Discharge Rate

Size

Small

Accessories Type

Battery

Rated Capacity

200mAh

Standard Voltage

3.7V

Usage

Remote Control Boat, Remote Control Plane, Remote Control Car, Bluetooth Device,Video Devices, Portable Devices

Electrolyte

Li(Nicomn)O2

Charging Current

0.2c

Continuous Discharging Current

0.5c

Max Discharging Current

Weight

4.5g

MOQ

100PCS

Cycle Life

500cycles

Warranty

1year

Shipping

DHL, FedEx, TNT, by Air, by Sea

Certification

CE, RoHS, MSDS,Un38.3

Lead Time

Within 15 Workdays

OEM Service

Yes

Transport Package

1PCS/Box

Specification

4*17*36mm

Trademark

OEM

Origin

China

HS Code

8507600090

Production Capacity

100000PCS/Day

Key features

High Energy Density: Compact 402030 size with 200mAh capacity for portable devices.

Dual IC Protection: Anti-shortcircuit, overcharge, overcurrent, and overload protection.

Long Cycle Life: Over 500 repeated charge/discharge cycles for durability.

Fast Charging: Fully charges in 2-3 hours with 4.2V rated voltage.

Custom OEM Service: Professional engineers provide solutions for custom requirements.

Wide Application: Suitable for RC cars, Bluetooth devices, and medical instruments.

Safety Certified: CE, RoHS, MSDS, UN38.3 certified for safe operation.

Stable Design: Injection technology ensures battery stability and reliability.

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?

1 Year Warranty after leaving our factory. We will repair or replace the battery for free if non-human factor quality problems are confirmed.

Q:Can I have a sample order?

Yes, samples orders are welcome. We can 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?

3-5 days for samples, and 7-10 workdays for large quantity orders.

Q:What certificates are available?

We provide CE, CB, KC, MSDS, and UN38.3 for most current models. For custom designs, certificates can be applied for with fees paid by the buyer, refundable for large orders.

Q:Do you offer OEM services?

Yes, we have professional engineers to provide suitable solutions according to your special requirements. Logo printing is free for large orders.