- Strong air flow with two rotatable fan heads to cool rear seat passengers, keeping them cool and comfortable. - USB powered and widely compatible: works in all car models including cars, SUVs, commercial vehicles, trucks, buses, excavators and cranes. Flexible and light, it sits on the seat or headrest without taking up much space. - Three-gear adjustment: adjustable tightness to fit different headrest sizes for secure mounting. - Easy manual installation: no tools required. Simply tighten the bottom swivels nut and plug into a USB power outlet. Use scenarios - Family road trips: keeps rear passengers cool on hot days, improving comfort for kids and adults alike. - Ride-hailing or fleet use: quick to install and remove between vehicles, works with different headrests and driver setups. - Work vehicles and sites: in trucks, buses, or other equipment with USB power, it provides back-seat cooling for passengers or crew.