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3.7V Slim Lipo Battery 400830 80mah 500830 110mah Li-polymer Batteries

Name: 3.7V Slim Lipo Battery 400830 80mah 500830 110mah Li-polymer Batteries
Brand: Shenzhen Vats Power Source Limited
SKU: 400830/500830
Price: 0.85 USD
Availability: InStock

Brand Name:	Vats Battery
Model Number:	400830/500830
MOQ:	5 pcs
Price:	$0.85~1.38
Delivery Time:	7 work days
Payment Terms:	T/T

Detail Information

Product Description

Ratings & Reviews

Detail Information

Place of Origin:

China

Certification:

CE/UL/MSDS

Type:

Polymer Lithium Battery

Model:

HZ400830/500830

Voltage:

3.7V

Capacity:

80mAh/110mAh

Application:

Wearable Product

Certification:

CE/UL/MSDS

Std. Charging:

0.2C

Charge Voltage:

4.2V

Supply Ability:

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

Highlight:

3.7V slim LiPo battery 80mAh

Li-polymer battery 400830 with warranty

500830 110mAh lithium polymer battery

Product Description

3.7V Slim Lipo Battery 400830 80mAh / 500830 110mAh Li-polymer Batteries

The slim 3.7V Li-polymer batteries 400830 (80mAh) and 500830 (110mAh) are designed for compact, lightweight electronics requiring high efficiency in limited spaces. Featuring an ultra-thin structure, these batteries fit perfectly in wearables, mini sensors, Bluetooth devices, and portable medical tools. Their stable voltage, long cycle life, and reliable safety performance ensure consistent power for modern micro-electronics.

Factory 3.7V Slim Lipo Battery 400830 80mah 500830 110mah Rechargeable Li-polymer Batteries with Solder Tabs

Key attributes

Application

Toys, Power Tools, Home Appliances, Consumer Electronics

Model Number

400830

Place of Origin

Guangdong, China

Brand Name

VATS Battery or Netural

Weight

Type

Li-polymer

Warranty

12 Months

Maintenance

10 Years

Std.working

0.2C

Max continuous discharge

1.0C

Charging Voltage

4.2V

Keywords

3.7v 80mAh Li-polymer Battery

PCB protection(optional)

over-charge/over-discharge/short-circuit, over-temperature

OEM/ODM

Warmly Welcomed

Brand

VATS Battery

Packaging and delivery

Packaging Details

Bubble bag+plastic tray+paper carton or custom-made package

Selling Units

Single item

Single package size

1X1X1 cm

Single gross weight

1.000 kg

Packaging examples

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

Markus K.

Germany May 15.2026

Helpful (45)

Ich war anfangs echt ein bisschen skeptisch, weil man im Netz ja viel zu hören bekommt, wenn es um Li-Polymer-Akkus geht. Aber der originale E66 Akku hier? Junge, Junge... das Teil ist ein Biest! Ich habe die Zelle jetzt seit ein paar Wochen in meinem DIY-Solar-Projekt verbaut und ausgiebig getestet. Was soll ich sagen: Die 66ah sind absolut real, kein Fake-Wert! Die Kapazität ist stabil, die Spannung von 3.7V bleibt auch unter Last super konstant und das Teil wird beim Laden kaum handwarm. Man merkt einfach sofort, dass die Verarbeitungsqualität stimmt und das PCB-Schutzboard ordentlich mitgedacht wurde. Für den Preis kriegt man hier in Deutschland aktuell kaum was Besseres. Versand war auch fix, Verpackung war bombensicher – so muss das laufen! Wer verlässliche Power sucht, kann hier echt bedenkenlos zugreifen. Von mir gibt's eine klare Kaufempfehlung und verdiente 5 Sterne. Daumen hoch!

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.

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