






BugBlocker – Ultrasonic Collar Against Ticks & Fleas
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Effective Protection Against Ticks and Fleas
The BugBlocker Ultrasonic Collar from FellFreund provides your pet with reliable protection against ticks, fleas, and other parasites—completely chemical-free.
Using modern ultrasonic technology, pests are effectively repelled while your dog or cat enjoys maximum comfort.

Chemical-Free Ultrasonic Technology
Unlike conventional treatments, the BugBlocker Collar uses high-frequency ultrasonic waves (19.5–135 kHz) to disrupt and repel parasites.
The collar works purely physically, making it completely safe for humans and pets—no side effects, no toxic substances.
Practical & User-Friendly Design
Weighing only 9 g, the collar is extremely lightweight and comfortable to wear.
Its two operating modes with red and blue lights increase your pet’s visibility at night, providing added safety during evening walks.
The range extends up to 10 m outdoors and 80 m² indoors.

Eco-Friendly & Rechargeable
With USB charging and a durable 100 mAh lithium battery, the collar offers a sustainable solution for protecting your pet.
Easy handling combined with long battery life makes the BugBlocker Collar the perfect choice for responsible pet owners.
We’re here to help with your questions
No, the BugBlocker Ultrasonic Collar is not fully waterproof.
It is splash-resistant and withstands light rain, but should not be submerged in water.
The built-in 100 mAh lithium battery lasts about 5–7 days per charge, depending on use.
A full charge takes about 1 hour via USB.
No, the ultrasonic frequencies are inaudible to humans and pets.
However, they disturb ticks, fleas, and other parasites, keeping them away from your pet.
Yes, the BugBlocker can be attached to any collar using the included carabiner clip.