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3.7 V Li-ion Battery 30~500mAh
Explore 3.7V Li-ion batteries ranging from 30mAh to 500mAh, ideal for lightweight devices like fitness trackers, medical equipment, and wireless sensors. With high energy density and reliable performance, these batteries deliver precision and longevity.
602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery
  • 602530 3.7V 450mAh Rechargeable Lithium Polymer Battery

602530 3.7V 450mAh Rechargeable Lithium Polymer Battery

  • Model: 602530
  • SKU: YXE602530
Mingyu 602530 is a 3.7V 450mAh rechargeable lithium polymer battery for compact electronics. Share your device dimensions, current requirements and connector needs to discuss samples and OEM supply.
  • Functions reliably even at -40℃, ideal for harsh environments.

  • A stable 3.7 V output ensures consistent power delivery for various electronics.

  • Extended cycle life maximizes usage, ensuring cost efficiency.

  • Built-in protections against overcharging, over-discharging, and short circuits for secure performance.

  • Tailored for diverse device needs with customizable capacities and sizes.

Product Details

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Lithium batteries exhibit varying discharge rates. Mingyu batteries support a maximum discharge rate of 5.0C, delivering high power output in short durations.
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Mingyu lithium battery maintains over 80% capacity after 500 cycles at room temperature,utilizing 0.5C charge and discharge conditions.
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Batteries exhibit differential self-discharge rates at 100% and 70% charge states.
Self-discharge is higher at 100% state of charge (SOC) compared to 70% SOC.
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Lithium batteries operate within the -20°C to 60°C discharge temperature range.
 Mingyu custom low-temperature batteries can be used for -40°C to 55°C operation, catering to diverse outdoor scenarios.
Battery Capacity Testing
Before shipment, each lithium battery undergoes meticulous testing to validate voltage, current, and other essential parameters, ensuring consistency and reliability in performance.
Environmentally Friendly
We use A-grade batteries, eco-friendly, safe and no droplet, energy-saving and environmentally friendly, economical and durable.
Environmentally Friendly

Li-ion Battery Series Table Display

Battery   Name Lithium Polymer Battery
Certification UN38.3 / IEC62133 / KC / CB /   UL1642 / UL2054 / BIS / WERCS / PSE / CE / ROHS /CCC
Nominal   Voltage 3.7V
Model Customized as needed
Advantage 5C fast charging technology   features, 10 minutes charging more than 80%.
High cycle life technology   features, battery life is 3 times that of the industry
Semi-solid-state lithium battery   technology features, the cycle life is increased by 30%-50% compared with   ordinary liquid<br>batteries, and the battery capacity is increased by   20% 
High and low temperature lithium   battery technology characteristics, ultra-low temperature 0.2C discharge   battery capacity retention rate of more than 70%. 
Graphene lithium battery   technology features, internal resistance reduced by 30%, cycle doubled, and   rate increased by 20% 
High energy density   technology 
OEM/ODM Thickness range from 2mm to 14mm
Capacity range from 50mAh to   10000mAh+
Mini Lipo Battery High   Temperature Battery,LiPo Battery Pack,Uitra Thin LiPoBattery,Smallest LiPo   Battery 
Cycle   life 500 Times
Warranty 12 Months
Appllcatlons Office Series
Intelligent robot series   products
Personal care and beauty   products
Smart home series products
Learning and education products
Pet series products
IoT GPS series products
Security products
Wearable products
Health care series products
Tablet PC series products
Model airplane series products

3.7 V Li-ion Battery 602530-450mah Lithium Ion Battery Application

Lithium Polymer Battery for Smart Temperature Control Water Bottles

Our batteries for smart temperature control water bottles feature high energy density and low power consumption, supporting continuous temperature display and long-lasting battery life. They adopt a compact design to fit seamlessly into slim bottle structures, delivering stable performance for daily hydration tracking. Besides, they ensure reliable operation even with frequent use, keeping your water temperature visible at all times

Smart insulated cup.jpg



Lithium Polymer Battery for Automatic Pet Feeders

Our batteries for automatic pet feeders feature long cycle life and low self-discharge rate, supporting scheduled feeding and continuous operation even during power outages. They adopt a stable power output design to ensure consistent feeder performance, delivering reliable power for pet care while you’re away. Besides, they maintain long endurance to keep your pets fed on time, with no interruptions to their daily routines.

Automatic pet feeder.jpg



Lithium Polymer Battery for Kids’ Dictionary Scanning Pens

Our batteries for kids’ dictionary scanning pens feature high energy density and quick charging capability, supporting long study sessions with continuous scanning and translation functions. They adopt low-power consumption design to ensure all-day use between charges, delivering stable performance for language learning and homework help. Besides, they provide safe and reliable power for frequent use, keeping kids’ learning tools ready whenever needed.

Intelligent Learning Pen.jpg



Lithium Polymer Battery for Neck & Shoulder Massagers

Our batteries for neck and shoulder massagers feature high energy density and long cycle life, supporting extended massage sessions with multiple intensity levels. They adopt a compact, lightweight design for easy portability, delivering stable power for relaxing massages at home, in the office, or while traveling. Besides, they ensure consistent performance with frequent use, keeping your massage device ready to relieve stress anytime.

Massage device.jpg



Lithium Polymer Battery for Home Blood Pressure Monitors

Our batteries for home blood pressure monitors feature stable voltage output and long cycle life, ensuring accurate and consistent readings for daily health monitoring. They adopt low-power consumption design for extended use between charges, delivering reliable performance for at-home blood pressure tracking. Besides, they maintain consistent operation even with frequent use, supporting uninterrupted health management for the whole family.

Portable blood pressure monitor.jpg

Product Overview

The Mingyu 602530 is a rechargeable lithium polymer battery with a nominal voltage of 3.7V and a rated capacity of 450mAh. Its listed dimensions are 6 x 25 x 30 mm, making it a candidate for compact electronic designs where battery space is limited. Confirm the final assembly dimensions and tolerances against the approved drawing before installation.

Battery Selection and Device Compatibility

When evaluating this 450mAh LiPo battery, check your device’s operating voltage, continuous current, peak current and available battery space. Potential applications include compact Bluetooth accessories, wireless sensors and portable electronic instruments, subject to electrical and mechanical verification.

Runtime depends on the device’s power consumption and operating conditions. Share your load profile and target runtime so that the battery configuration can be reviewed for your project.

OEM Configuration

Discuss lead-wire length, connector type, polarity and protection-circuit requirements with Mingyu Energy. The final specification should identify whether the supplied version is a bare cell or an assembly with a protection circuit and leads.

If your device requires a different capacity or size, request an alternative model for evaluation.

Technical Documents and Samples

Request the model-specific datasheet, dimensional drawing and applicable test documents before approving samples. Charging limits, discharge limits, temperature ranges and cycle-life conditions should follow the confirmed specification for the supplied configuration.

Request a Quotation

For a quotation, send your required quantity, device application, battery-compartment dimensions, current requirements, connector details and delivery destination. Include any sample requirements or target production schedule.


  • Q1. Are you a battery manufacturer or a trading company?
  • Q2. What types of batteries do you supply?
  • Q3. Do you offer OEM/ODM battery customization?
  • Q4. What information should I provide to select a suitable battery?
  • Q5. How do you control battery quality?
  • Q6. Can you develop batteries with special performance requirements?
  • Q7. How can I arrange samples, and what are your MOQ and lead time?
  • Q8. What technical and after-sales support do you provide?
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High Energy Density
It stores large amounts of energy in a smaller and lighter package
Longer Cycle Life
Withstands extensive charge and discharge cycles
Low Self-Discharge
Maintains power longer when not in use
Safety
Minimizes the risk of accidents and ensures safe operation
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