300mAh 3.7V Replacement Battery For JBL Reflect Mini NC TWS Earbuds Charging Case

Name: 300mAh 3.7V Replacement Battery For JBL Reflect Mini NC TWS Earbuds Charging Case
Brand: STARNOVO
Price: 12.99 USD
Availability: InStock

300mAh 3.7V Replacement Battery For JBL Reflect Mini NC TWS Earbuds Charging Case

Product compatibility

This replacement battery is compatible with the JBL Reflect Mini NC TWS True Wireless Earbuds Charging Case. It matches the exact fit, voltage, and performance of the original battery, restoring reliable charging and extended battery life to your earbuds.

Performance and safety

Built with premium grade cells, the battery offers a 300mAh capacity, stable 3.7V output for extended runtime and a long cycle life for lasting service. It includes a built-in PCM (Protection Circuit Module) providing comprehensive protection against overcharging, over-discharging, and short circuits, ensuring safe operation for both the user and the device.

Certifications

Tested and certified to meet international safety and transport standards, including UN 38.3 (lithium battery transport safety), IEC 62133 (portable battery safety), and relevant UL standards. It is also fully RoHS compliant, meeting stringent environmental and safety regulations.

Easy replacement

Designed with precise dimensions and the correct connector, this battery is 100% compatible with the original, making installation fast and straightforward. It is the ideal plug-and-play solution for dependable, uninterrupted power.

Package includes

1 x replacement battery for JBL Reflect Mini NC TWS earbuds charging case.

$12.99 USD

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Is this battery compatible with my device?

Yes. This replacement battery is compatible with 300mAh 3.7V Replacement Battery For JBL Reflect Mini NC TWS Earbuds Charging Case. Please confirm your original battery model matches the listing before ordering. If unsure, message us with your device model and battery part number — we'll verify within 24 hours.

How do I install this battery?

Installation requires a small screwdriver and a plastic pry tool. We recommend watching a teardown guide for your specific device before starting. If you're not comfortable with DIY repair, please seek professional service.

Does this battery come with installation tools?

No. Tools are not included. You'll need a small screwdriver and a pry tool, available at any electronics retailer or online marketplace.

Is this battery safe?

Yes. Each battery includes a built-in PCM (Protection Circuit Module) against overcharge, over-discharge, over-current, and short circuit. It is certified under UL, IEC62133, and UN38.3 standards, and passes strict QC testing on voltage, capacity, and protection.

What is the cycle life?

Typically 300–500 cycles, depending on usage and charging habits. To maximize lifespan, avoid discharging below 10% and charging above 45°C / 113°F.

My battery arrived but doesn't power on. What should I do?

First, ensure the connector is fully seated and charge the device for at least 30 minutes. If still no power, try reseating the connection. If the issue persists, contact us for troubleshooting or replacement.

What is your return/warranty policy?

We offer a 30-day DOA guarantee and a 12-month warranty from delivery date. If the battery fails to hold charge, swells, or has physical defects, contact us with your order number and description for a replacement or refund. Damage from improper installation or abuse is not covered.

What if my device model isn't listed or doesn't fit?

If your device model, voltage, or dimensions don't match our standard batteries, we can build a custom battery pack to your specs. Contact us at sales@starnovo.com with your device model, original battery photo, and requirements. Our team will provide a quote within 1–2 business days.

Do you ship internationally?

Yes, we ship worldwide. Standard delivery takes 10–20 business days depending on destination. Tracking is provided once shipped.