does this fit a sony wh-900N headphones?

Hello, I'm not sure. I need to compare it with the primary battery.

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3.7V 1200mah Li-Polymer Battery Replacement for Sony WH-1000XM3、WH-1000XM4、WH-XB900N、WH-H910N、WH-CH710N Bluetooth Wireless Noise canceling Stereo Headset SM-03 SP 624038

3.7V 1200mah Li-Polymer Battery Replacement for Sony WH-1000XM3、WH-1000XM4、WH-XB900N、WH-H910N、WH-CH710N Bluetooth Wireless Noise canceling Stereo Headset SM-03 SP 624038

Product ID: 315584064

Details

Battery Capacity
1200 Milliamp
Battery Cell Composition
Lithium
Brand
HXJNLDC
Number of Batteries
1 C batteries
Recommended Uses For Product
Radio

⚡3.7V nominal voltage, 4.2V full charge

🔋1200mAh high-capacity power

🛡️Advanced overcharge & short circuit protection

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€ 29.00

Duties & taxes included

In stock

Sold byAmazon ItalyDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Details

Battery Capacity
1200 Milliamp
Battery Cell Composition
Lithium
Brand
HXJNLDC

Description

🔋 Recharge your vibe, don’t miss a beat!

POWER UP YOUR SOUND - 1200mAh Li-Polymer battery delivers extended playtime for your Sony noise-canceling headphones.
DIY FRIENDLY UPGRADE - Includes heat-shrink tubing and clear wiring instructions for seamless self-installation and connector adjustments.
SAFETY FIRST ALWAYS - Equipped with Japanese Seiko IC protection against overcharge, overdischarge, overcurrent, and short circuits for peace of mind.
LIGHTWEIGHT COMPACT - Slim 40×39×6.2mm size and 21g weight keep your headphones sleek without added bulk.
PRECISION FIT COMPATIBILITY - Designed specifically for Sony WH-1000XM3, XM4, XB900N, H910N, CH710N models with easy connector customization.

This 3.7V 1200mAh Li-Polymer replacement battery is engineered for Sony WH-1000XM3, XM4, and related wireless noise-canceling headphones. It offers a slightly higher capacity than OEM, advanced safety protections, and a compact design, ensuring your premium audio gear stays powered longer. Perfect for savvy users ready to DIY their headphone battery swap with confidence.

Specifications

ASIN	B08YQX76B1
Amperage	1.2 Amps
Antenna Location	Radio
Battery Capacity	1200 Milliamp Hours
Battery Cell Composition	Lithium Polymer
Battery Cell Type	Lithium Polymer
Battery Weight	21 Grams
Best Sellers Rank	#173,430 in Health & Household ( See Top 100 in Health & Household ) #164 in 3.7V Batteries
Brand	HXJNLDC
Customer Reviews	3.8 out of 5 stars 399 Reviews
Item Dimensions	1.54 x 1.57 x 0.24 inches
Item Weight	19 Grams
Manufacturer	HXJN
Model Name	624038
Model Number	604038
Number of Batteries	1 C batteries required. (included)
Recommended Uses For Product	Radio
Reusability	Rechargeable
UPC	049500840235
Unit Count	1.0 Count
Voltage	3.7 Volts (DC)
Warranty Description	1

Reviews

C**9

23.09.2023

R**.

17.05.2025

P**T

22.07.2023

D**.

7.09.2025

D**E

25.11.2025

E**N

19.09.2023

M**E

22.05.2025

D**X

9.04.2026

B**R

21.02.2026

N**A

11.01.2026

B**R

26.05.2024

J**)

5.02.2026

C**R

26.02.2026

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€ 29.00

Duties & taxes included

In stock

Sold byAmazon ItalyDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Italy.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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