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Lithium Polymer Battery Pack
Created with Pixso. Rechargeable 3.7 V 200mah Lithium Polymer Battery 502025 For Smart Watch Wearable Device

Rechargeable 3.7 V 200mah Lithium Polymer Battery 502025 For Smart Watch Wearable Device

Brand Name: Vats Battery
Model Number: 502025
MOQ: 3 pcs
Price: $0.88~1.28
Delivery Time: 7 work days
Payment Terms: T/T
Detail Information
Place of Origin:
Guangdong,China
Certification:
CE/FCC
Type:
Li-polymer Battery
Model:
HZ502025
Certification:
CE/FCC
Cell Size:
5.0*20*25mm
Capacity:
200mAh
Norminal Voltage:
3.7V
Warranty:
12 Months
OEM&ODM:
Accept
Supply Ability:
Ships in 7 Business Days (In-Stock) / 30 Business Days (Out-of-Stock)
Highlight:

3.7 V 200mah Lithium Polymer Battery

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3.7 V 200mah Rechargeable Battery

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502025 Battery

Product Description
CE lipo battery 3.7v rechargeable battery 502025 200mah for smart watch wearable device

The 3.7V 502025 200mAh lithium polymer battery is a premium power choice for compact wearable electronics. CE certification ensures high safety standards, making it ideal for smart watches, fitness bands, Bluetooth devices, and small portable gadgets. It offers reliable performance, long cycle life, and stable voltage output. With its slim dimensions and strong energy density, this LiPo battery provides manufacturers with a dependable and efficient solution for advanced wearable technology.

Key attributes
Application Toys, Home Appliances, Consumer Electronics
Model Number 502025
Place of Origin Guangdong, China
Brand Name VATS Battery or Netural
Weight 4g
Type Li-polymer
Warranty 12 Months
Maintance 10 years
Std.working 0.2C
Max continuous discharge 1.0C
Charging Voltage 4.2V
Keywords 3.7v 200mAh lipo battery
PCB protection(optional) over-charge/over-discharge/short-circuit, over-temperature
Cycle life 500 Times
Certification CE/FCC
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.
M
Mike
United States Mar 9.2026
I’m really impressed with this customized 7.4V 16000mAh 18650 battery pack! It fits all my power tools and small electronics perfectly, exactly as I hoped. The large capacity is a total game-changer — I can work for hours on end without constantly recharging. Charging works smoothly, and the power output stays stable the whole time. No sudden power cuts or overheating issues at all. Build quality feels solid and durable, clearly well-made. I also love that it’s customizable to match different devices. Shipping was fast and the item arrived well-packaged. For this price, you simply can’t beat the performance and capacity. Highly recommend it to anyone needing a long-lasting, reliable battery pack for tools or electronics. Will definitely buy again!