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Ring Alarm Window and Door Contact Sensor (Gen 2)
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3 Months warranty
Free Shipping
Free 14-Day Returns

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OriginSingapore

About this item

Model Name

Ring Alarm Window and Door Contact Sensor (Gen 2)

Dimensions

2.09 in X 1.12 in X 0.55 in

Power

2 CR2032 Coin cell batteries

BATTERY WARNING

KEEP OUT OF REACH OF CHILDREN. Store spare batteries securely. Dispose of used batteries immediately and safely. If you think batteries might have been swallowed or placed inside any part of the body, seek immediate medical attention.

Battery Life

Uses two CR2032 batteries, included, which may last up to 3 years depending on usage. Cold temperatures may drain battery life faster.

Operating Conditions

32°F to 120°F (0°C to 49°C)

Connectivity

Z-Wave (250-foot range to Base Station open air, line of sight)

Certified Refurbished & Affordable Home & Kitchen Products


At Reebelo, find high-quality, certified refurbished home and kitchen products, expertly tested and inspected by our trusted partners. These pre-owned items are thoroughly cleaned and 100% functional.


What to look for in preloved home & kitchen products?

Originality & Quality. All pre-owned home & kitchen products at Reebelo are guaranteed authentic. Each product undergoes rigorous quality checks to ensure functionality.


What are the carbon footprint savings of preowned home & kitchen products?

You reduce your carbon footprint by 70% by giving existing equipment a new life and reducing demand for new production.


OVERVIEW:
Make sure the doors and windows are shut.
Ring Alarm Contact Sensors easily mount to any door or window frame in your home for easy, DIY installation. With real-time alerts from the Ring App when your Sensors separate, you’ll always be the first to know when something’s ajar.
Plus, if you’ve enrolled in our optional Alarm Professional Monitoring1, you can choose to receive a call from the monitoring center when the Contact Sensor is triggered and request emergency assistance if needed.

Frequently Asked Questions

Get the same great performance and features as new, for a fraction of the price. A certified pre-owned Ring Alarm Window and Door Contact Sensor (Gen 2) is a smarter, more sustainable way to upgrade without breaking the bank. At Reebelo, every product is professionally cleaned, quality-tested, and backed by our warranty and 30-day free returns, so you can shop risk-free and ensure your purchase is the perfect fit. It's better for your budget, better for the planet, and always risk-free.
Every purchase from Reebelo includes a Vendor Warranty of up to 12 months covering functional defects, giving you peace of mind and protection against unexpected issues. For tech products, our warranty covers all functional defects under normal use, as long as there's no physical or water damage by the customer. All products with batteries come with at least 80% capacity for reliable daily use. Many products offer upgrade options to 90% or 100%. You're covered for 12 months against battery failure and overheating. Want extra protection? Add our ReebeloCare Extended Warranty, an enhanced coverage plan that includes accidental damage from drops, spills, and other mishaps not covered by the 12-Month Vendor Warranty, available on select products.
Absolutely! Every Ring Alarm Window and Door Contact Sensor (Gen 2) from Reebelo undergoes up to 70 rigorous quality checks, including professional inspection, cleaning, and repair to ensure it meets the highest standards of functionality. We work with trusted, certified vendors to guarantee top performance and long-lasting reliability, so you can enjoy your product with complete confidence.
At Reebelo, you can save up to 70% off retail prices on a Ring Alarm Window and Door Contact Sensor (Gen 2), all while enjoying the same top-tier quality and performance. We're proud to offer certified pre-owned products from the brands you love — affordable, reliable, and thoroughly tested. Want to boost your savings even more? Trade in your old product with Reebelo and make your next upgrade even more affordable.
Purchasing a certified pre-owned Ring Alarm Window and Door Contact Sensor (Gen 2) is one of the most effective ways to reduce waste and minimize your carbon footprint. By giving high-quality products a second life, you're helping prevent valuable materials from ending up in landfills, where they can take centuries to decompose and release harmful toxins into the environment. Reebelo is committed to supporting a more sustainable, circular economy, where products are reused, refurbished, and kept in circulation for longer. This not only conserves resources but also reduces the need to manufacture new items, cutting down on energy consumption, raw material extraction, and greenhouse gas emissions. Make a smarter, greener choice — every certified pre-owned product you buy helps create a more sustainable future for all.