500mAH 3.7V Replacement Battery For SkyBell Wi-Fi Slim Line II Video Doorbell

Name: 500mAH 3.7V Replacement Battery For SkyBell Wi-Fi Slim Line II Video Doorbell
Brand: STARNOVO
Price: 12.99 USD
Availability: InStock

500mAH 3.7V Replacement Battery For SkyBell Wi-Fi Slim Line II Video Doorbell

Restore reliable power and 24/7 video security monitoring to your smart doorbell with this high-performance replacement battery, specifically engineered for the SkyBell Wi-Fi Slim Line II video doorbell.

Product compatibility

Compatible Device Models:
SkyBell Wi-Fi Slim Line II (SlimLine 2) Video Doorbell

Performance and safety

Built with premium grade lithium-polymer cells, this battery delivers a 500mAh capacity and stable 3.7V output to ensure uninterrupted video streaming, motion detection, and two-way talk. It features an integrated Protection Circuit Module (PCM) providing comprehensive protection against overcharging, overdischarging, overcurrent, and short circuits, ensuring maximum safety for both you and your doorbell.

Certifications

Strictly tested and certified to international safety and transport standards including UN38.3, IEC62133, UL, and RoHS compliance, ensuring premium quality and dependable stability.

Easy replacement

Engineered to exact OEM dimensions (6.0 x 25.0 x 37.0mm) and original connector layout for 100% plug-and-play installation, making replacement quick, simple, and hassle-free.

Package include

1 x 500mAh 3.7V Replacement Battery for SkyBell Wi-Fi Slim Line II Video Doorbell.

$12.99 USD

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FEATURES

Type	Li-ion Polymer battery
Voltage	3.7V
Capacity	500mAh
Dimensions	6.0 x 25.0 x 37.0mm
Certification	UL, UN38.3, IEC62133
Warranty	Brand new with one year warranty

COMPATIBILITY

Compatible Models

SkyBell Wi-Fi Slim Line II Video Doorbell

Is this battery compatible with my device?

Yes. This replacement battery is compatible with SkyBell Wi-Fi Slim Line II Video Doorbell. 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.