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Lithium Polymer Battery
Created with Pixso. 403450 3.7 V 650Mah Lipo Battery , Lithium Ion Polymer Battery Pack

403450 3.7 V 650Mah Lipo Battery , Lithium Ion Polymer Battery Pack

Brand Name: VATS Battery
Model Number: 403450
MOQ: 3 pcs
Price: $0.98~1.2
Delivery Time: 7 work days
Payment Terms: T/T
Detail Information
Place of Origin:
Guangdong, China
Certification:
CE
Type:
Li-polymer
Size:
4*34*50mm
Cycle Life:
500 Times
Nominal Voltage:
3.7V
Nominal Capacity:
650Ah
Warranty:
12 Months
Supply Ability:
Ships in 7 Business Days (In-Stock) / 30 Business Days (Out-of-Stock)
Highlight:

3.7 V 650Mah Lipo Battery

,

3.7 V 650mah Lithium Battery Pack

,

403450 Lithium Ion Polymer Battery Pack

Product Description

CE Certified 403450 3.7v 650mAh Battery Pack  Lithium Ion Polymer Pouch Battery

The CE Certified 403450 3.7V 650mAh Lithium Ion Polymer Battery offers high energy density, stable performance, and long cycle life. Designed with a compact pouch cell structure, it provides reliable and safe power for various electronic devices such as wearables, GPS trackers, smart home products, and IoT applications. This rechargeable Li-ion polymer battery is lightweight, durable, and compliant with CE standards, ensuring consistent quality and dependable performance for your projects. Ideal for OEM customization and small-size power solutions.

Key attributes
Battery Size 4.0*34*50mm
Application Toys, Consumer Electronics
Cycle Life 500 cycles
Cathode Materials LiCoO2
Model Number 403450
Operating Temperature(℃) -20~60
Place of Origin Guangdong, China
Brand Name VATS BATTERY
Battery Type Liquid
Weight 16g
Type Li-polymer
Warranty 12 Months
Std. continuous working 1.0C
Max. continuous discharge 1.0C
Charging voltage 4.2V
Keywords 3.7V 650mAh Li-po battery
OEM&ODM Warmly Welcome
Sample support free sample
PCB protection(optional) over-charge/over-discharge/short-circuit, over-temperature
Application Home Appliances
Packaging and delivery
Selling Units Single item
Single package size 1X1X1 cm
Single gross weight 1.000 kg
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.
O
Owen
Canada Apr 7.2026
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.
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!