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Lithium Polymer Battery
Created with Pixso. 124065 4000mAh 3.7v Rechargeable Lithium Polymer Battery For Mobile Phone

124065 4000mAh 3.7v Rechargeable Lithium Polymer Battery For Mobile Phone

Brand Name: VATS Battery
Model Number: 124065
MOQ: 10 pcs
Price: $6
Delivery Time: 7 work days
Payment Terms: T/T
Detail Information
Place of Origin:
China
Battery Type:
3.7v Rechargeable Lithium Polymer Battery
Model:
124065
Voltage:
3.7V
Charge Voltage:
4.2V
Capacity:
4000mAh
Application:
Power Tools, Toys, Consumer Electronics
Life Cycle:
300 Times
Material:
LiCoO2
Supply Ability:
In stock: 7 working days/Out of stock: about 30 working days
Highlight:

4000mAh Rechargeable Lithium Polymer Battery

,

3.7v Rechargeable Lithium Polymer Battery

,

Li Ion Polymer Battery 3.7v

Product Description
3.7v Li-polymer Battery 603258 Li-ion 1200mah Lithium Battery for Mobile Phone

The 4000mAh 3.7V Li-ion Polymer Battery Hz124065 is the perfect choice for projects and devices requiring a high-capacity power source. This rechargeable battery offers an excellent balance of energy density, reliability, and performance, making it suitable for a wide range of applications, including drones, wearables, and other power-hungry electronics. Maximize your device’s runtime with this dependable lithium polymer battery.

Product Parameters
Application Power Tools, Toys, Consumer Electronics
Max Load Quantity(cells) 4
Cycle Life 300 cycles
Model Number 124065
Operating Temperature(℃) -20-60
Place of Origin Guangdong, China
Cathode Materials LiCoO2
Brand Name VATS Battery
Type Li-polymer
Warranty 12 Months
Operating Temperature(℃) 45
Charging voltage 4.2V
Keywords 3.7V 4000mAh Li-po battery
OEM&ODM Warmly Welcome
Sample support sample
PCB protection(optional) over-charge/over-discharge/short-circuit, over-temperature
Packaging and delivery
Selling Units Single item
Single package size 1X1X1 cm
Single gross weight 1.000 kg

Power your high-demand electronics with the 3.7V 4000mAh Li-ion Polymer Battery Hz124065. Designed for long-lasting performance, this lithium polymer battery ensures consistent and efficient power delivery for everything from DIY gadgets to professional applications. With its compact form factor and high capacity, it's the perfect energy solution for modern electronics that need more power for extended use.

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!
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.