High-capacity Li-ion battery with stable 3.7V output and 300mAh energy storage, ideal for compact electronics requiring reliable power.
Precision-engineered lithium polymer cells in compact 602030/502030 sizes, featuring advanced layered construction for enhanced safety and cycle life.
Ultra-thin design with flexible PCB protection board, perfect for wearables, IoT devices, medical sensors, and mini drones.
Factory-direct pricing with bulk discounts, backed by CE/RoHS certifications – wholesale quantities available for global resellers.






























Recent Purchase
hcl***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$8.36
27 days ago
wor***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$33.44
37 days ago
yix***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$27.17
41 days ago
paj***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$33.44
31 days ago
rge***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$22.99
11 days ago
ymg***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$6.27
2 days ago
fxj***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$33.44
10 days ago
rxs***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$39.71
47 days ago
zwb***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$29.26
10 days ago
sst***
Nominal Voltage:3.7V;Nominal Capacity:300mAh;Battery Type:Pouch (Polymer);
$6.27
5 days ago
View All
Customer Reviews
Average Rating
5.0





5.0
3 global ratings
5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%
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Recommend
Recent
u***0

Helpful (4)
I love OKWISHING products, they arrive early or on time estimated. Website is very easy to use and get around on. Had to call one time and the lady I spoke with very nice.
Feb.09.2025

Helpful (4)
Feb.09.2025
u***0

Helpful (3)
I’ve been very pleased with my OKWISHING orders. The process is simple, the order tracking is very helpful, and I have found that most pieces fit and look as expected. Surely the great prices and coupons/discounts also make it a great shopping experience!
Mar.21.2025

Helpful (3)
Mar.21.2025
u***4

Helpful (1)
Excelente servicio me encanta comprar aquí...
Mar.12.2025

Helpful (1)
Mar.12.2025
- 1
High Quality Li-ion Batteries 3.7v 300mah 602030 502030 Rechargeable Lithium Polymer Rechargeable Battery
$1.06$2.09-49.28%
Nominal Voltage:
3.7V
Nominal Capacity:
300mAh
Battery Type:
Pouch (Polymer)
Quantity:
Add to Cart
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