What payment methods are accepted?

T/T, Trade Assurance, and PayPal.

How do you ship the battery packs?

All shipments comply with UN38.3. Packaging is suitable for air and sea transport, with MSDS and test reports. Shipping terms: FOB, CIF, DDP.

What is your warranty policy?

Standard warranty: 12 months against manufacturing defects. Longer warranty optional.

Which industries use your batteries?

Our packs are widely used in: Robotics & AGVs, Medical devices, Consumer electronics, Power tools, E-bikes & scooters, UPS & backup power, Industrial equipment, Marine applications.

Rechargeable 2s1p 7.4V 5ah Lithium Battery for Smart Door Lock

Name: Rechargeable 2s1p 7.4V 5ah Lithium Battery for Smart Door Lock
Brand: EVVA TECHNOLOGY CO., LIMITED
SKU: 2309638185

Guangdong, ChinaEVVA TECHNOLOGY CO., LIMITED

US$5.00-8.00

50 Pieces

Sample price:US$8.50/piece.Request sample

Product profile

Customization

Available

Type

Lithium-Ion Battery Pack

Connection Mode

Series and Parallel

Rechargeable

Chargeable

Discharge Rate

Medium Discharge Rate

Size

Small

Accessories Type

Battery

Rated Capacity

>1000MAH

Standard Voltage

4.8V～8.4V

Usage

Remote Control Boat, Remote Control Plane, Remote Control Car, Smart Door Lock

Electrolyte

Li-ion

Transport Package

Carton

Trademark

EVVA/OEM/ODM

Origin

China

HS Code

8507600090

Production Capacity

50000 Pieces/Day

Key features

Superior Materials: Class-A Lithium cells with UL/CE/PSE/KC/ROHS/UN38.3 approved materials.

High Energy Density: Compact size with large energy storage capacity.

Built-in Protection: Integrated BMS protects against overcharge, over-discharge, overcurrent, and short circuit.

Customizable Capacity: Voltage, capacity, casing, connectors, and BMS functions can be customized.

Stable Voltage Output: Provides consistent nominal voltage supply for reliable performance.

Lightweight & Portable: Much lighter than equivalent lead-acid packs for easy handling.

Quick Charge & Recovery: Fast charging capabilities ensure the battery is ready quickly.

Space-Efficient Design: Compact form factor fits seamlessly into vsrious vehicle models.

Company profile

Exhibition ExperienceManagement CertificationQuality AssuranceCustomization from Designs

EVVA TECHNOLOGY CO., LIMITED

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier is involved in a broad range of industries including new energy technology, specialized chemicals, and IoT technologies. They hold ISO 9001 and CE certifications, indicating a commitment to quality and compliance. The supplier has three production lines and provides customization services, demonstrating flexibility and capacity in production. Financial and cash flow details are available for the past three years, but specific figures are not provided. The supplier also offers OEM and ODM services, reflecting strong innovation and design capabilities.

Supplier typeThe supplier is involved in diverse sectors including UAVs, AI, specialized chemical manufacturing, and new energy technologies.

CertificationsThe supplier holds ISO 9001 and CE certifications, indicating adherence to quality management and product standards.

R&D capabilityThe supplier provides ODM services and has introduced new products in the past year, indicating strong R&D capabilities.

Production capacityThe supplier operates three production lines and has a range of automated production equipment.

Customization capabilityThe supplier offers full customization services, covering design and manufacturing flexibility.

Product Q&A

Q:Are you a factory?

Yes. We are a manufacturer with over 20 years of experience in lithium battery solutions. We provide OEM/ODM services, covering design, assembly, testing, and quality control under ISO 9001:2015.

Q:How do you ensure battery quality?

All cells are 100% original from brands such as Samsung, LG, Panasonic, Molicel, Murata, and Lithium Werks. Each cell is tested and matched before assembly. Every finished pack is fully inspected before shipment.

Q:Do you support custom battery packs?

Yes. We customize voltage, capacity, casing, connectors, wiring, and BMS functions according to customer needs.

Q:What information is needed for custom design?

Please provide: Required voltage & capacity, Continuous/peak discharge current, Size & weight limits, Application details (e.g., e-bike, robotics, medical), Certification needs (UN38.3, CE, RoHS, UL, etc.), Estimated order volume.

Q:What certifications do you have?

ISO 9001:2015, CE, RoHS, CB, UN38.3, MSDS. We also support OEM packs with additional certifications if needed.