I've had it set up for about six months, but I've only used it during brushing. The USB adapter is sold separately. I will include one unopened filter. Please consider this item if you are interested and understand that it is a used item. A small cleaning device that operates via USB power and has a function to collect hair. Filter Type: Cartridge Recommended Use Location: Cage Power Source: USB Power Strong fan effectively sucks up loose hair and hay! Simply attach it to the cage to catch loose hair and fine hay particles that float around inside the cage! Maintenance is as simple as replacing the dedicated filter. Reduces the effort of cleaning the cage. Adopts a low-power DC motor, reducing electricity costs by about 60%. *Compared to GEX's conventional products [Effectively Collects Floating Hair] A strong fan effectively sucks up loose hair and fine hay particles during shedding season, which can cause hairballs! Using the dedicated filter, it catches fine hair and dust, and also helps circulate the air inside the cage. The filter has a non-woven fabric layer to firmly catch loose hair! It also contains deodorizing activated carbon to reduce odors! [2-Stage Switch] Use "HI (strong)" to collect hair effectively during shedding season, and "LOW (weak)" for hay dust control and air circulation in the cage. Features a 2-stage switch. [Designed for Rabbit Care] Cross-groove design for secure attachment to the cage! It also comes with a self-supporting stand that allows it to be used upright, so you can use it during grooming. The cord has a bite-prevention cover to reduce the risk of accidents caused by pets chewing on it. [Electricity Cost Reduced by About 60%!] Adopts a low-power DC motor, and the daily electricity cost is about 1.0 yen even when using "HI (strong)" mode! About 0.8 yen when using "LOW (weak) mode"! *Using our genuine product GEX "USB Adapter G-1A", at 27 yen per kWh