Good price  online

products details

Created with Pixso. Home Created with Pixso. Products Created with Pixso.
Lithium Polymer Battery Pack
Created with Pixso. 3.7V Slim Lipo Battery 400830 80mah 500830 110mah Li-polymer Batteries

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

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
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
2g
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
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

R
Robert T.
United States May 13.2026
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.
C
c*o
Australia May 4.2026
xxx
H
Harry
United Kingdom Mar 18.2026
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!