Description: 【USB Rechargeable Battery & Sturdy Snap Design】 The cat litter box odor purifier does not require expensive replacements or filters. Our cat litter box odor purifier is powered by low wattage. It can work up to 7 days on a single charge with USB charging. The cat litter box odor purifier uses a swivel mount, and its snap cover has double-sided tape on the back, which can be hung on any surface you like, so you can easily snap the odor purifier into the cover by turning it, but the cat can't scratch it. 【100% Cat-Friendly and Scent-Free】 The cat litter box odor purifier releases deodorizing and dust-reducing substances: ozone (negative ions), and its emission is completely within the standard range. It is completely friendly to both you and your pet. In addition, the cat litter box odor purifier is equipped with a sensitive biosensing system, which automatically turns off when the cat approaches the odor purifier and automatically turns on when the cat leaves. No need to worry about your meowing anymore! 【Powerful Odor-Removing Function】 The odor purifier uses a new odor-removing technology to remove more than 99% of odors from cat litter. Once the cat litter box odor eliminator is turned on, its sensor will continuously monitor the use of the cat litter box until the battery is exhausted, and automatically eliminate the odor to ensure a fresh smell around the cat litter box. (The odor may not completely disappear on the first day of use, but after 2-3 days, you will feel a noticeable difference.) 【Widely Used and Super Quiet】 The cat litter box odor eliminator is designed for small spaces where odors come from places such as cat litter boxes, pet mats, shoe cabinets, kitchens, bathrooms, wardrobes, other animals' living areas, etc. Place our cat litter box odor eliminator in or near the odorous area to maintain a fresh home for you and your pet. The noise reduction design keeps the device noise below 20dB, so your cat will not be disturbed. Feature: --The release of high activity negative ions from the Cat Litter Deodorizer absorb dust and tiny ashes resulting in a better air quality environment. --Cat Litter Deodorizer is non-toxic and safe, it also removes bad odor and refreshes the air while decomposing odor molecules like nitrogen, hydrogen & sulfide. Specification: Deodorizer Details: Weight: 182g Size: 3.7*3.7*9.3mm Deodorization Rate: ≥99% Dust reduction Rate: ≥99.9% Operating Hours: 24h/7d Battery Life: up to 7 days one a single charge Charging Method: USB Powered(≤ 5v input) Please Note: * The odor may not disappear completely on the first day of use, but after 2-3 days, you will feel a significant difference; *For better odor control, place the deodorizer in the litter box or closer to the box; *When cleaning the litter box every week, you can take out the cat litter deodorizer and charge it. Package Includes: 1 Cat Litter Odor Removal 1 Instruction Manual