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400830 3.7V Slim Li-polymer Battery 80mAh 110mAh With Solder Tabs For Wearable Devices And Toys

Name: 400830 3.7V Slim Li-polymer Battery 80mAh 110mAh With Solder Tabs For Wearable Devices And Toys
Brand: Shenzhen Vats Power Source Limited
SKU: 400830
Price: 6.87 USD
Availability: InStock

Brand Name:	VATS Battery or Netural
Model Number:	400830
MOQ:	5
Price:	CN¥5.87-9.52
Delivery Time:	7 work days
Payment Terms:	T/T

Detail Information

Product Description

Ratings & Reviews

Detail Information

Place of Origin:

Guangdong, China

Voltage:

3.7V

Capacity:

80mAh/110mAh

Charge Voltage:

4.2V

Cut-off Voltage:

2.75V

Std. Charging:

0.2C

Max. Charging:

1.0C

Max Discharge:

1.0C

Weight:

Battery Size:

4.0*8*30mm

Anode Material:

LCO

Operating Temperature:

-20~60°C

Self-discharge Rate:

<3% Monthly

Thickness Range:

1-12mm

Capacity Range:

15-10000mAh

Protection Features:

Over-charge/discharge, Short-circuit, Over-temperature

Supply Ability:

Ships in 7 Business Days (In-Stock) / 30 Business Days (Out-of-Stock)

Highlight:

3.7V Lithium Polymer Battery

80mAh/110mAh Li-polymer Battery

Solder Tabs Rechargeable Battery

Product Description

Factory 3.7V Slim Lipo Batteries

High-quality 3.7V slim lithium polymer batteries with solder tabs, available in 80mAh (HZ400830) and 110mAh (HZ500830) capacities for wearable products and small electronic devices.

Product Specifications

Model HZ500830 - 110mAh

Product Name	Polymer Lithium Battery
Model	HZ500830
Voltage	3.7V
Capacity	110mAh
Charge Voltage	4.2V
Cut-off Voltage	2.75V
Std. Charging	0.2C
Max. Charging	1.0C
Warranty	12 Months
Certification	ISO9001
Application	Wearable Product
Samples	Support free samples

Model HZ400830 - 80mAh

Product Name	Polymer Lithium Battery
Model	HZ400830
Voltage	3.7V
Capacity	80mAh
Charge Voltage	4.2V
Cut-off Voltage	2.75V
Std. Charging	0.2C
Max. Charging	1.0C
Warranty	12 Months
Certification	ISO9001/CE/UL/MSDS
Application	Wearable Product
Samples	Support free samples

Battery Quality Standards

Grade A cells ensuring high and full capacity performance
Dual IC chip protection against over-charge, over-discharge, over-current, and short-circuit
Injection technology for enhanced battery stability
Long life cycle design

Key Characteristics

Customizable sizes, models and capacities with thickness from 1 to 12mm
Wide capacity range: 15-10,000mAh
Built-in BMS or PCB protection for safety
Lightweight and compact design
Full customization options for voltage, capacity, and connectors
Wide operating temperature: -20°C to 60°C
High power output with low self-discharge rate (<3% monthly)
No memory effects for flexible charging
Environmentally friendly green product
Short delivery times with excellent service

Packaging & Shipping

We offer multiple shipping options to suit your needs:

HK UPS: 4-6 days delivery
Air Cargo: 7-10 days delivery
Sea Shipment: Approximately 1 month delivery

With 10 years of experience and reliable forwarder partners, we ensure smooth transportation for all orders.

Applications

Consumer electronics: cameras, MP3/MP4 players, PDAs, e-book readers
Electric tools: saws, drills, and portable equipment
Small household appliances: vacuum cleaners, electric mops
Electric toys and remote control devices
Electric vehicles: bicycles and cars
Lighting: emergency lights, LED lights, solar lights
Beauty and healthcare devices
Medical devices and portable equipment
Industrial instruments, GPS, and access control systems

Quality Certifications

Company Services & Strengths

ISO9001:2015 certified factory with strict quality control
Comprehensive quality assurance with 100% production inspection
Professional R&D center supporting OEM and ODM customization
Low MOQ with strong production capacity and stock availability
Authorized international certifications for most models
Excellent customer service with 12-month warranty

Production Process

Workshop Facilities

Manufacturing Equipment

Customization Services

We specialize in custom battery solutions. Contact us directly to discuss your specific requirements for voltage, capacity, size, and connectors. Our professional team will create the perfect battery solution for your application.

Frequently Asked Questions

Q: How about the warranty of li-ion batteries?

A: Warranty of li-ion battery can be as long as 1 year.

Q: Do you have current sample in stock?

A: We usually have stock for battery cells. For custom battery packs, we can quickly produce samples once order is confirmed.

Q: Can I have a sample order?

A: Yes, we welcome sample orders and offer OEM/ODM services with customization available.

Q: What's the delivery time for mass production?

A: Typically 25-30 days, depending on quantity, materials, and battery model specifications.

Q: What kind of certificates could you provide?

A: We can apply for CE, UL, UN38.3 and other certifications. Certificate fees may apply for custom designs.

Q: What is your quality control process?

A: We follow ISO9001 procedures with 100% inspection of all batteries before delivery.

Contact Information

Contact: Lynn

Mobile/Skype/Whatsapp/Wechat: +86 13476615395

Tel: 86-755-86909458

Web: www.vatsbattery.com

Ratings & Review

Overall Rating

5.0

Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

Robert T.

United States May 13.2026

Helpful (99)

As a veteran engineer in portable audio and smart hardware R&D, I demand the absolute best in battery electrical performance. We sourced this 103048 3.7V 1500mAh Li-polymer battery for a BT speaker project, and its real-world performance has completely blown us away.

Owen

Canada Apr 7.2026

Helpful (86)

I’ve been using this 357090 3.7V 2500mAh lipo battery for a few weeks now, and I’m really satisfied with it. It is steady-quality rechargeable lithium polymer batteries that perfectly match the rated voltage and capacity. Output efficiency is great, which helps me save a lot of working time. Build quality feels solid too, no weird noises or faults during daily operation. Shipping was fast and the packaging was protective. For small-scale battery production and copying work, this is absolutely a practical and cost-effective pick. I’d definitely recommend it to fellow business partners and will consider reordering in the future.

Harry

United Kingdom Mar 18.2026

Helpful (90)

I bought these 805050 3.7V 2500mAh lithium polymer batteries to replace the old cells in my Bluetooth speakers, and they work brilliantly. Fit is absolutely perfect, no trimming needed at all. The voltage and capacity are spot on, my speakers now hold charge for much longer than before. Power output is stable, sound quality isn’t affected one bit. They’re well-made and feel really durable. Delivery arrived quickly, items were well packed with no damage. Great value for money compared to local stores. I’ve been using them daily for weeks with zero issues. Would absolutely recommend these batteries to anyone needing replacements for wireless speakers. I’ll be coming back to buy more soon!

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