--- product_id: 599876431 title: "DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement" brand: "hxjnldc" price: "VT33" currency: VUV in_stock: false url: https://www.desertcart.vu/products/599876431-dc-3-7v-320mah-621733-rechargeable-lithium-battery-for-sony store_origin: VU region: Vanuatu --- # 3.7V nominal, 4.2V max charge voltage 320mAh high-capacity power Advanced overcharge & short circuit protection DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement **Brand:** hxjnldc **Price:** VT33 **Availability:** ❌ Out of Stock ## Summary > 🔋 Power your sound, protect your vibe. ## Quick Answers - **What is this?** DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement by hxjnldc - **How much does it cost?** VT33 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/599876431-dc-3-7v-320mah-621733-rechargeable-lithium-battery-for-sony) ## Best For - hxjnldc enthusiasts ## Why This Product - Trusted hxjnldc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First Tech:** Built-in Japanese Seiko IC safeguards against overcharge, overdischarge, and short circuits. - • **Compact & Lightweight:** Slim 33×17×6.2mm design weighing just 6.5g, perfect for seamless battery replacement without bulk. - • **Universal Compatibility:** Fits multiple Sony headphone models and other 3.7-5V devices under 1.184Wh—versatility meets convenience. - • **Power-packed Performance:** 320mAh capacity fuels your Sony headphones longer, keeping you in the groove. - • **Precision Voltage Control:** 3.7V nominal with a safe 4.2V max charge ensures stable, reliable energy delivery. ## Overview This rechargeable 3.7V 320mAh lithium-ion polymer battery is engineered for Sony headphone models including WF-C500, WF-XB700, WF-H800, WF-SP800N, WF-1000XM4, WH-CH500, and WH-CH510. Featuring a compact 33×17×6.2mm form factor and weighing only 6.5g, it delivers stable power with advanced Japanese Seiko IC protection against overcharge, overdischarge, overcurrent, and short circuits. Ideal for replacing original batteries or powering other compatible 3.7-5V devices under 1.184Wh, it ensures reliable performance and peace of mind with a 1-year quality guarantee. ## Description Full description not available ## Features - Compatible with SONY WF-C500、WF-XB700、WF-H800、WF-SP800N、WF-1000XM4 Headphone Warehouse and WH-CH500、WH-CH510 Headphone battery replacement。It can also be used in other 3.7-5V electronic products with power less than 1.184Wh (320mAh).（★ Not applicable to high-power electric tools and model aircraft） - Please compare the connector specifications and polarity according to the display diagram before purchasing,★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. - 621733 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 320mAh, power 1.184Wh, ★size 33×17×6.2mm(1.3×0.67×0.244inch）(L*W*T), Weight:6.5g(0.23oz)，Maximum current:0.3A。 It can prevent overcharge, overdischarge, overcurrent, and short circuit. - 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 Pitch 1.25mm ★2 wire connector module. - If there are any quality issues within a year, ★please feel free to contact us via email for replacement. ## Product Details - **Number of Batteries:** 1 C batteries required. - **Brand:** HXJNLDC - **Battery Cell Composition:** Lithium Polymer - **Battery Capacity:** 320 Milliamp Hours - **Recommended Uses For Product:** Indoor/Outdoor ## Images ![DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement - Image 1](https://m.media-amazon.com/images/I/61t3wX6XvDL.jpg) ![DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement - Image 2](https://m.media-amazon.com/images/I/71-BfeM8pdL.jpg) ![DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement - Image 3](https://m.media-amazon.com/images/I/81jSmvePDIL.jpg) ![DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement - Image 4](https://m.media-amazon.com/images/I/81ygEeonPJL.jpg) ![DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement - Image 5](https://m.media-amazon.com/images/I/61qXLRaoOlL.jpg) ## Frequently Bought Together - HXJNLDC DC 3.7V 320mAh 621733 Rechargeable Lithium Battery for Sony WF-C500,WF-XB700，WF-H800，WF-SP800N，WF-1000XM4 Headphone case and WH-CH500,WH-CH510 Headphone Battery Replacement - Sony WF-1000XM5 The Best Truly Wireless Bluetooth Noise Canceling Earbuds & in-Ear Headphones with Alexa Built-in, Black - Comply Memory Foam Replacement Earbud Tips for Sony True Wireless Earbuds | Ultimate Comfort, Secure Fit, Superior Noise Isolation | Anti Slip, Prevent from Falling Out | Black, Medium (3 Pairs) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/599876431-dc-3-7v-320mah-621733-rechargeable-lithium-battery-for-sony](https://www.desertcart.vu/products/599876431-dc-3-7v-320mah-621733-rechargeable-lithium-battery-for-sony) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-03*