Solar Outdoor Motion Sensor Alarm 2-Pack - Loud Animal Deterrent

In this review the two-pack Qualirey solar motion sensor alarm is judged as a practical, low-maintenance deterrent for gardens, yards and small outbuildings. The single biggest reason to buy is the solar power with a built-in 3.7V battery that keeps the units running without regular battery swaps, making them a good fit for fences, gates and ground mounting where mains power is not available. Installation is straightforward and the array of 13 sounds plus strobe lights give a clear presence to scare off wildlife and casual intruders.

Key Features

• Solar powered: Uses sunlight to recharge a 3.7V, 1200 mAh polymer battery so the alarm can operate without routine battery changes.
• Four versatile modes: Choose between full-time or night-only motion sensing with options for sound and flashing light to match different security needs.
• Multiple alarm sounds: A library of 13 sounds including alarms, barking and gunshot-style tones increases the chance of startling animals or trespassers.
• Weather resistant build: ABS housing and a solid internal battery make these suitable for farms, orchards and outdoor walls or fences.
• Two-unit package: Includes two alarms plus mounting screws and manual, providing wider coverage or a spare for replacement.

Who It's For

The Qualirey solar motion sensor alarm is best for homeowners, gardeners and small-holding owners who want a low-maintenance animal deterrent or basic perimeter alert without wiring. It fits yards, fences, gates and outbuildings where a visible, audible deterrent reduces visits from deer, dogs, cats and other wildlife.

Those who need professional-grade intrusion detection with event logging, remote alerts or integration with smart home systems should look elsewhere; this is a self-contained, standalone alarm focused on visible and audible deterrence rather than networked security monitoring.

Pros & Cons

Pros

• Solar charging and a 3.7V polymer battery reduce the need for battery replacements.
• Choice of four modes lets users select full-time or night-only operation with sound and flashing options.
• Two units in the package and included mounting hardware make coverage and installation easy.
• Multiple sounds provide a varied deterrent that customers report as effective against wildlife.

Cons

• Noise level is subjective; some users report it as loud while others find it less intense, so expectations should be tempered.

Specifications

Material	ABS
Power source	Solar panel with 3.7V, 1200 mAh polymer battery
Sound options	13 different sounds
Operating modes	4 modes: full-time or night-only combinations of sound and red/blue strobe
Package contents	2 x solar motion sensor alarms, screws, manual
Color	Yellow and black
Size	About 5.9 in x 2.7 in x 4.9 in

Our Verdict

The two-pack solar motion sensor alarm is a sensible, value-oriented option for property owners who need a visible and acoustic deterrent that runs on sunlight. It is easy to install, durable for outdoor use and effective at discouraging animals and casual intruders, making it a good buy for yards and outbuildings where low maintenance and clear deterrence matter.

Frequently Asked Questions

How is the unit powered?
The alarm uses a solar panel to charge an internal 3.7V, 1200 mAh polymer battery so regular battery replacement is not required under normal sunlight.

Can it be mounted on a fence or the ground?
Yes, the package includes screws and the design supports mounting on fences, walls or placement on the ground.

Does it work at night?
Yes, two of the four modes run motion sensing and strobe or sound only at night, which conserves battery use and focuses deterrence after dark.