Can I have 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.

How to solve quality problems after sales?

Send photos/videos and the defective battery via express. Engineers analyze within 2 working days. We offer a 1-year warranty and free repair/replacement for non-human factor defects.

What kind of certificates could you provide for these batteries?

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

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

Yes, we can print your logo or brand free of charge if the order quantity is big enough. Please contact us for details.

Can you make customized batteries?

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

Rechargeable Solar Lithium Cell 801735 3.7V 400mAh Storage Lithium Ion Polymer Battery Pack

Name: Rechargeable Solar Lithium Cell 801735 3.7V 400mAh Storage Lithium Ion Polymer Battery Pack
Brand: Shenzhen Resky Electronics Co., Ltd.
SKU: 715387702

Guangdong, ChinaShenzhen Resky Electronics Co., Ltd.

US$1.00-1.50

10 Pieces

Sample price:US$1.50/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

RESKY-LP801735

Rechargeable

Yes

Size

Small

Nominal Capacity

400mAh

Power

1.48wh

Payment Term

T/T

Charging Cut-off Voltage

4.2V

Charging Current

80mA

Dishcarging Cut-off Voltage

2.5V

Continuous Discharging Current

80mA

Max Discharge Current

400mA

Cycle Life

500 Cycles

OEM Service

Yes

Weight

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

RESKY-LP801735

Trademark

OEM/RESKY

Origin

China

HS Code

8507600090

Production Capacity

50000000PCS/Year

Key features

Long Cycle Life: More than 500 repeated charge/discharge cycles for extended durability.

Fast Charging Capability: Can be fully charged in 2 to 3 hours with a rated voltage of 4.2V.

Dual IC Protection: Features anti-shortcircuit, anti-overcharger, anti-overcurrent, and anti-overload protection.

OEM Customization: Professional engineers provide customized solutions based on special requirements.

Wide Application Range: Suitable for lights, outdoor sports, consumer electronics, medical devices, and power tools.

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

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

Competitive Pricing: Factory mastered technology ensures competitive prices for bulk orders.

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: ≤3.17hTerms 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 products will you use the battery on?

Please let us know what kind of model you need so we can make the correct products for you.

Q:Do you need a protection board for the battery?

Please confirm if you need a protection board for the battery before placing an order.

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

Please specify if you require a cable and connector for the battery.

Q:What are your continuous and peak discharging currents?

Please provide your continuous and peak discharging current requirements.

Q:What are your payment and delivery terms?

Payment is by T/T (50% deposit, balance before shipment), PayPal, or Western Union. Delivery takes 3-5 days for samples and 7-10 workdays for large quantities.