Shenzhen Chaoliyang Technology Development Co., Ltd.

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7.4v Olt Solid State Lithium Battery Rechargeable 18650 4000mAh 2p2s Battery Pack 800 Cycles

Category :

18650 Battery / Battery Pack

PRODUCT DETAIL

Our Service
Customized battery voltage,capacity size and case.
Customized connect plug and socket, Cable, waterproof.
Customized special battery packs for any applications.
Customized B M S charging and discharging current,with communication protocol,etc
Advantages High energy density,potential for yet higher capacities.
Does not need prolonged priming when new, One regular charge is all that's needed.
Relatively low self discharge,self discharge is less than half that of nickel based batteries.
Low Maintenance,no periodic discharge is needed,there is no memory.
Specialty cells can provide very high current to applications such as power tools.
Safety
Passed the below safety tests,Drop shock,Impact,Squeeze,Soak,Bonfire,over charge,over discharge.
No leakage,no venting,no disassembly,no rupture and no fire with stable chemical structure.

Shenzhen Chaoliyang Technology Development Co., Ltd. is a comprehensive enterprise specializing in the research and development and production of lithium batteries and battery packs.The company is equipped with multiple advanced automated production facilities, possesses modern production lines and a complete quality management system.
The factory covers an area of 3,800 square meters and gathers a professional R&D team, which can quickly respond to market demands and achieve agile development and mass production of new products.

We always prioritize quality control. Our professional quality inspection team strictly conducts full-process testing from raw materials to finished products to ensure that every product meets high standards. The company supports in-depth customization services and can provide flexible solutions based on the specific needs of customers.

Batteries are widely used in: medical products, beauty products, digital products, power tools, power banks, intelligent robots, unmanned aerial vehicles, Household appliances, etc.

At present, the company has an abundant annual production capacity and has long-term cooperation with many domestic and foreign retailers and wholesalers. Its products are exported to many countries.

With over ten years of export experience, Chaoliyang has established an efficient supply chain and after-sales system, maintained a reasonable inventory, and ensured the timely delivery of orders.

Our factory has passed the I S O 9 0 0 1 quality management system certification, and the batteries have been certified by international professional certification institutions such as UL ,IEC62133 ,CE, KC,BIS ,PSE ,UN38.3 MSDS, RoHS,etc.

LET CUSTOMERS SPEAK FOR US

Taylor

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This was our first time sourcing batteries from China. We were incredibly patient and meticulous throughout the business process, proactively providing specifications, certification documents, and packing information. We followed up on production, inspection, and shipment from start to finish. Our products are consistently reliable and of stable quality, and our after-sales service is prompt and responsive. We are a lithium battery supplier you can trust long-term.

Fuyeor‌

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We sourced 503048 miniature battery cells for our beauty devices. The cells are sized to standard with no deviations and come with a complete protection board, eliminating the need for additional components. The cells can be stored for months without running out of power. We offer efficient communication regarding customized cables and terminals, professional business support, and timely responses to technical issues. Our cost-effectiveness far surpasses that of local suppliers.

Ethan‌

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Having partnered with Chaoliyang for two years, we've secured a customized 805080 high-capacity polymer battery cell with ample capacity and stable internal resistance, significantly reducing our power bank return rate. All CE and UN38.3 certifications are complete, ensuring smooth customs clearance every time we ship goods. Our factory delivers on time, and we prioritize expedited sample orders. Our technical team is highly cooperative, leading to a long-term and stable partnership.

Jemmei

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We compared cylindrical battery packs from multiple factories. This batch of products features rigorous cell sorting, balanced internal resistance, and excellent cycle stability; neat assembly and welding, secure wiring, and reasonable BMS parameter settings, meeting UN38.3 and CE certification standards. We support customized voltage and capacity, and provide professional and smooth technical support throughout the production process; goods are shipped on time according to FOB terms, and customs documents are complete. The incoming material defect rate is extremely low, making it ideal for long-term wholesale cooperation.

FAQ

Frequently Asked Questions

Does CLY provide free samples? How can I get samples?

We can provide free samples based on project circumstances, with shipping costs borne by the customer. Please contact our sales team with detailed requirements, and we will arrange sample delivery as soon as possible.

What after-sales services does CLY provide? How are quality issues handled?

We provide comprehensive after-sales services including technical support, product warranty, and issue response. If quality problems occur, after confirmation we offer returns, exchanges, or compensation as per the mutual agreement.

Does CLY have a minimum order quantity (MOQ) requirement for battery products?

MOQ varies by product. Sample orders have no MOQ restriction. For bulk orders, please contact our sales team for specific MOQ. We support small batch trial production.

What is CLY's annual production capacity? How long is the order delivery lead time?

We have strong annual production capacity with modern production lines. Standard order lead time is 15-25 days, depending on customization requirements. Sufficient inventory ensures timely delivery.

Does CLY provide free samples? How can I get samples?

What after-sales services does CLY provide? How are quality issues handled?

Does CLY have a minimum order quantity (MOQ) requirement for battery products?

MOQ varies by product. Sample orders have no MOQ restriction. For bulk orders, please contact our sales team for specific MOQ. We support small batch trial production.

What is CLY's annual production capacity? How long is the order delivery lead time?

We have strong annual production capacity with modern production lines. Standard order lead time is 15-25 days, depending on customization requirements. Sufficient inventory ensures timely delivery.

Does CLY have export experience? How many countries does it serve?

CLY has over 10 years of export experience, established long-term cooperation with many domestic and international retailers and wholesalers, and serves more than 150 countries worldwide.

How does CLY ensure product quality? What is the shipment pass rate?

We have a professional quality inspection team that strictly tests everything from raw materials to finished products, ensuring each product meets high standards. Our shipment quality pass rate remains 100%.

What are the main application fields of CLY batteries?

Our batteries are widely used in medical equipment, beauty devices, 3C digital products, power tools, power banks, smart robots, drones, energy storage systems, and more.

Does CLY offer battery customization services? What aspects can be customized?

Yes, we offer deep customization including cell selection, capacity, voltage, size, BMS protection board, connectors, and casing, providing flexible one-stop solutions based on specific customer needs.

7.4v Olt Solid State Lithium Battery Rechargeable 18650 4000mAh 2p2s Battery Pack 800 Cycles

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