1050mAH 3.7V Replacement Battery For HelloBaby HHB24 Monitor, HB31 Monitor, HB6231 Monitor, HB6233 Monitor, HB6339 Monitor, HB66 Monitor, HB66 Pro Monitor

Name: 1050mAH 3.7V Replacement Battery For HelloBaby HHB24 Monitor, HB31 Monitor, HB6231 Monitor, HB6233 Monitor, HB6339 Monitor, HB66 Monitor, HB66 Pro Monitor
Brand: STARNOVO
Price: 12.99 USD
Availability: InStock

1050mAH 3.7V Replacement Battery For HelloBaby HHB24 Monitor, HB31 Monitor, HB6231 Monitor, HB6233 Monitor, HB6339 Monitor, HB66 Monitor, HB66 Pro Monitor

Ensure reliable, all-night monitoring of your little one with this high-quality replacement battery designed specifically for HelloBaby video baby monitors.

Product compatibility

Compatible Device Models:
HelloBaby HB24 (HHB24), HB31, HB6231, HB6233, HB6339, HB66, HB66 Pro Video Baby Monitor Parent Units

Performance and safety

Built with premium grade lithium-polymer cells, this battery delivers a 1050mAh capacity and stable 3.7V output for extended standby and continuous monitoring time. It features a built-in PCM (Protection Circuit Module) providing comprehensive protection against overcharging, overdischarging, overcurrent, and short circuits, ensuring maximum safety for both your family and the monitor.

Certifications

Strictly tested and certified to meet international safety and transport standards including UN38.3, IEC62133, UL, and RoHS compliance, ensuring safe and dependable operation.

Easy replacement

Engineered to exact OEM dimensions with the correct original-specification connector for 100% plug-and-play installation, making battery replacement quick, simple, and hassle-free.

Package include

1 x 1050mAh 3.7V Replacement Battery for HelloBaby HB24 / HB31 / HB66 Series Baby Monitor

$12.99 USD

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FEATURES

Type	Li-ion Polymer battery
Voltage	3.7V
Capacity	1050mAh
Dimensions	5.0 x 34.5 x 51.0mm
Warranty	Brand new with one year warranty

COMPATIBILITY

Compatible Models

HelloBaby HB24, HB31, HB6231, HB6233, HB6339, HB66, HB66 Pro

Battery Part Numbers

HB24, HB66 Battery

Is this battery compatible with my device?

Yes. This replacement battery is compatible with HelloBaby HB24, HB31, HB6231, HB6233, HB6339, HB66, HB66 Pro. 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.