Smart pet air freshener can greatly purify the body smell left by dogs and keep the air fresh The odor purifier can greatly absorb dust and make the air fresh. It does not generate harmful or unwanted odors, better and safe than traditional eliminator Suitable for all kinds of occasions requiring deodorization like cat litter, bathroom, shoe cabinet, toilet, wardrobe Once the air freshener is turned on, it monitors and removes odours 24/7 to ensure the litter smells fresh. Even at night, your pets will not be disturbed and sleep well. The litter deodorizer uses a sturdy cap with double-sided tape on its snap cap on the back to hang it on any surface you like, so you can easily snap the air freshener into the cap by turning it but the cat can't scratch it The blue light is on, deodorizing and reduces dust. Blue light flashes: intelligent monitoring status. Red light is on/flashing: power failure, requires charging. Lasts 14 days on a single charge Compact and practical. The air freshener is compact and does not take up too much space, and it can be flexibly placed in different places. Size: 9.2 x 9.2 x 4 cm. Weight: 180 g. Deodorization rate: 99% Dust reduction rate: 99.9% Operating hours: 24/7. Operating sound: 20dB Battery life: up to 14 days on a single charge. Charging method: USB powered How to charge it? 1. Hold the cat litter deodorizer and turn it counterclockwise to remove it from the cap. Plug in the USB cable and charge it from any USB port (5V input). 2. Blue light flashes when charging. Once fully charged, the blue light will turn on. 3. Align the snap-on part with the cap slot and turn it clockwise until it cannot be turned. Easy installation and maintenance Use a dry cloth to clean the surface 2040 cm of the cat litter. 2. Press the power switch on the back to turn it on, and the blue light flashes twice to indicate it is on. 3. Peel off the protective film from the tape and press it on the surface for 10 seconds to make sure it is firmly installed. 4. Align the air freshener to the cap and turn it clockwise until it cannot be rotated. Contents: 1 x Cat Litter Air Freshener 1 x USB cable (without power adapter) 1 x Cap 2 x double-sided adhesive tape 1 x user manual (English language not guaranteed). Note: Do not use fast charging, fast charging will cause load failure. * The smell may not completely disappear at first, but after 1-2 days you will feel