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Lithium Polymer Battery Pack
Created with Pixso. Lipo Battery 1100mAh 903040 3.7V Rechargeable Lithium Polymer Battery Pouch

Lipo Battery 1100mAh 903040 3.7V Rechargeable Lithium Polymer Battery Pouch

Brand Name: Vats Battery
Model Number: 903040
MOQ: 10 pcs
Price: $1~1.98
Delivery Time: 7 work days
Payment Terms: T/T
Detail Information
Place of Origin:
China
Certification:
CE
Type:
Polymer Lithium Battery
Model:
HZ903040
Capacity:
1100mAh
Std. Voltage:
3.7V
Charging Voltage:
4.2V
Discharge Cut-off Voltage:
3.0V
OEM&ODM:
Accept
Application:
Consumer Electronics, Communication Tools, Smart Wearable Products
Supply Ability:
Ships in 7 Work Days (In-Stock) / 30 Work Days (Out-of-Stock)
Highlight:

1100mAh Lipo Battery 3.7V

,

903040 rechargeable lithium polymer battery

,

3.7V pouch battery with warranty

Product Description
Lipo Battery 1100mAh 903040 093040 3.7V Rechargeable Lithium Polymer Battery Pouch

The 903040 3.7V 1100mAh lithium polymer pouch battery is designed for compact electronics requiring reliable and long-lasting power. With its lightweight pouch structure and high energy density, it fits perfectly in handheld devices, IoT equipment, portable medical tools, and digital instruments. This rechargeable lipo battery ensures stable output, strong durability, and dependable safety performance for daily and industrial applications.

Key attributes
Battery Size 9.0*30*40mm
Application Toys, Power Tools, Home Appliances, Consumer Electronics
Model Number 903040
Place of Origin Guangdong, China
Brand Name VATS Battery or Netural
Weight 22g
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 1100mAh Li-polymer Battery
PCB protection(optional) over-charge/over-discharge/short-circuit, over-temperature
OEM/ODM Warmly Welcomed
Certification ISO9001/ISO14001/CE
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

M
Markus K.
Germany May 15.2026
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!
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!