[Long-term operation] This product has a built-in rechargeable battery and can run continuously for 2–4 hours after a full charge. It operates during power outages or in locations without electrical outlets. Portable application: Unlike traditional large range hoods, this compact desktop range hood is cordless and fully portable—ideal for use in kitchens, RVs, outdoor barbecues, or picnics. Convenient cleaning: The portable desktop range hood is easy to disassemble and clean. All components can be quickly removed and cleaned to maintain optimal suction performance. [2-layer filtration] Features a dual-layer filtration system to effectively capture grease and odors. The first layer traps grease particles; the second layer absorbs odors to help keep indoor air fresh. Space saving: Compact, lightweight, and powerful. One-button start with two adjustable suction levels—choose the setting best suited for your cooking needs. Color: White Material: ABS Note: For best performance, position the air inlet as close as possible to the cooking surface. Package Contents: 1 × range hood, 1 × filter, 1 × USB charging cable. Note: Color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.