3.7V 250mAh 402030 Rechargeable Lithium Polymer Replacement Battery for DIY 3.7-5V Electronic Product, Bluetooth Headset, Watch 3-Pack

Price: $16.48
(as of Mar 21, 2024 00:31:05 UTC – Details)

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Product Description

3.7V 250mAh 402030 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack for DIY 3.7-5V Electronic Product, Bluetooth Headset, Watch

402030 Lithium Polymer Replacement Battery for Bluetooth Earphone, mobile emergency power supply, MP3 ,MP4, GPS tracker and other electronic devices

Specifications:

* Brand: OXWINOU

* Battery Part Number: 402030

* Type: Replacement Li-Polymer Battery

* Reachargeable: Yes

* Chemistry: Ni-MH

* Voltage: 3.7V

* Capacity: 250mAh

* Size 4×20×30mm(0.157×0.787×1.22inch）(T*W*L).

Widely used for Aircraft,speaker,Tachograph Car DVR ,Bluetooth Earphone, mobile emergency power supply, MP3 ,MP4, GPS tracker, remote controllers, smart watch, MID, PDA, pos machines, interphone, voice recorder, leaning machine, backup powers, electric toys and other electronic devices

Please replace your old broken battery with branded new OXWINOU rechargeable battery!

Noted:Please double check the position of “+, -” before to order this battery. Please mind the direction of ‘ + ’red and ‘ – ‘ black wire when install the battery.You could watch YouTube videos for installation instructions.If you think our tools is not convenient to use,you could use your own tools.

Features:

Reliable Performance—No leak, excellent cost performance and long cycle life. PCM protection function: overcharge, over-discharge, over-current, short circuit protection, over temperature protection.The other advantage of the Lithium Polymer technology is the very low self discharge.

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Customer Reviews

4.5 out of 5 stars
162

4.3 out of 5 stars
33

4.3 out of 5 stars
15

4.7 out of 5 stars
45

4.5 out of 5 stars
153

4.5 out of 5 stars
343

Price

$16.55$16.55

$14.68$14.68

$23.08$23.08

$37.48$37.48

$20.78$20.78

$22.08$22.08

Battery Size
AA*5 AA*6 5*Sub c 5*Sub c 3*Sub c 3*Sub c

Capacity
1300mAh 2600mAh 1800mAh 2600mAh 1800mAh 2200mAh

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Customer Reviews

4.7 out of 5 stars
177

4.6 out of 5 stars
218

4.6 out of 5 stars
209

4.6 out of 5 stars
209

4.5 out of 5 stars
267

4.4 out of 5 stars
107

Price

$7.45$7.45

$7.38$7.38

$8.18$8.18

$7.55$7.55

$6.78$6.78

$8.75$8.75

Battery Size
AAA*2 AAA*2 AAA*2 AAA*2 AAA*2 AAA*3

Capacity
550mAh 600mAh 600mAh 400mAh 300mAh 800mAh

Connector Type
EH Plug EH Plug 5264 Plug MSM Plug MSM Plug MSM Plug

Rechargeable

✓

✓

✓

✓

✓

✓

Please carefully compare the polarity of the connector before use,the red wire is the positive “+” and the black wire is the negative “-“，Do not reverse-charge or reverse-connectreverse. The primary battery of some products has no plug or mismatched plug or mismatched polarity. It doesn’t matter, you can cut and solder the plug directly or use our heat shrinkable insulating sleeve to connect the same color wire.
402030 rechargeable lithium ion polymer battery, nominal voltage 3.7V, capacity 250mAh, power 0.92Wh, size 4×20×30mm(0.157×0.787×1.22inch）(T*W*L).
It‘s consists of of large-capacity A+ lithium battery, Japanese Seiko IC overcharge and overcurrent short circuit protection board, 3302-26 high temperature resistant silicone cable, and genuine JST Pitch1.25mm 2-pin connector module.
It can prevent overcharge, overdischarge, overcurrent, and short circuit.

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