High-Capacity 3.7V Lithium Polymer Battery
280mAh rechargeable lithium polymer battery delivers stable power with ultra-compact 402040 size (4.0mm x 20mm x 40mm), ideal for space-constrained electronics.
Premium PH2.0mm JST Connector
Precision-molded connector ensures secure fit and low-resistance current transfer, compatible with DIY drones, mini RC toys, and IoT devices.
Advanced Li-ion Cell Technology
Multi-layer protection against overcharge/over-discharge, featuring ±0.5% capacity tolerance for consistent performance in medical sensors and wearable tech.
Wholesale-Optimized Bulk Packaging
Industrial-grade moisture-resistant blister packs available by pallet load (MOQ 500pcs), supporting global logistics with MSDS/certification compliance.
Recent Purchase
auz***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$2.84
40 days ago
ewm***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$5.68
25 days ago
lcq***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$6.39
20 days ago
jht***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$2.13
36 days ago
aie***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$13.49
21 days ago
bqj***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$12.07
20 days ago
wiy***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$2.84
33 days ago
ldq***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$2.84
43 days ago
fkg***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$2.13
35 days ago
kdn***
Nominal Voltage:3.7V;Nominal Capacity:280mAh;Battery Type:Pouch (Polymer);
$4.26
33 days ago
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1***m
Helpful (3)
OKWISHING is the best I don't have to wait long for my order to be shipped out I believe if you got my money it should take you a week to shipped out my order but knot with seeing I love everything I have gotten from them keep up the great work
Mar.21.2025
Helpful (3)
Mar.21.2025
1***m
Helpful (3)
I’m very happy with my orders so far good quality. I always get my orders before I expect them to arrive. Great prices I highly recommend OKWISHING…
Jan.24.2025
Helpful (3)
Jan.24.2025
1***m
Helpful (3)
I love all my items I ordered
Feb.20.2025
Helpful (3)
Feb.20.2025
- 1
3.7V 402040 280mAh Lipo Battery Rechargeable Lithium Polymer ion Battery with PH2.0mm JST Connector 402040 small lipo battery
$0.46$0.71-35.21%
Nominal Voltage:
3.7V
Nominal Capacity:
280mAh
Battery Type:
Pouch (Polymer)
Quantity:
Add to Cart
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