LUFT Duo purifies the air with SPP nanotech: dual photocatalysts + ion dust collection without the need for consumable HEPA filters. Ultra portability, powered by USB type C, suitable for allergies, office, car, hotel, bedroom, rented small spaces, home, etc. Effectively neutralizes 99.9% of air pollutants and allergens, including PM2.5, dust mites, bacteria, viruses, formaldehyde, VOCs, smoke, pathogens, aerogels, pet odors, etc. Purification performance has been independently verified by third-party labs. Eco-friendly antibacterial metal filter that can be easily cleaned with water. Minimalistic design with touch control Lightweight and compact at 250g User-friendly accessories: Carry Bag, Car Cup Holder, Metal Wind Guide Cap, and a USB power cable. Offers different fan speed settings for maximum performance and quieter operation, low energy consumption 100% Made in Taiwan, recipient of two Taiwan Excellence Awards and CES2020 Innovation Award