Air purifier not working?

1. Check if there is a power outage – device will be available when power is restored.

Are all the indicators not lit?

Press the switch button to select the desired function.

Is the airflow greatly weaker than before?

Check if the filter needs to be replaced and replace it if necessary.

Is there an odor from the air outlet?

Check if the filter needs to be replaced.

Can the wind speed not be changed?

Choose the correct operating mode manually.

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Description

🌬️ Elevate your air game—freshness that follows you everywhere!

WHISPER QUIET CLEAN AIR - Operates at a barely-there 25dB—perfect for bedrooms, offices, or any focused environment without distraction.
SMART SLEEP CONVENIENCE - 5-hour timer and optional calming night light let you customize your air quality and ambiance effortlessly.
BREATHE PURE LIVE ELEVATED - Advanced 3-stage filtration captures 99.97% of smoke, dust, pollen & pet dander for a fresher, healthier space.
COMPACT POWERHOUSE ON THE GO - Sleek, minimalist design with a built-in handle and USB-C charging keeps fresh air flowing wherever life takes you.
STAY AHEAD WITH FILTER ALERTS - Filter lifetime indicator ensures peak performance—never miss a replacement and keep your air pristine.

KOIOS P40 Air Purifier combines a true H13 HEPA 3-stage filtration system with ultra-quiet 25dB operation to cleanse up to 280 ft² efficiently. Its portable, USB-C powered design with a handy carry handle and smart features like a 5-hour timer, night light, and filter life indicator make it the perfect companion for bedrooms, offices, cars, and travel—ensuring you breathe cleaner air anytime, anywhere.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

3651898₫

Duties & taxes incl.

Vietnamstore

Free Returns

30 daysfor PRO membership users

15 dayswithout membership

Secure Transaction

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

View all Trustpilot reviews

Brand	KOIOS
Model Number	P40
Color	White
Product Dimensions	13.46 x 13.46 x 19.3 cm; 789.25 g
Noise Level	20 dB
Special Features	Air Purifiers for Desktop, Manual, Support power bank
Item Weight	789 g

KOIOS Air Purifiers for Bedroom Home, H13 True HEPA Filter Air Purifiers for Desktop Office Car Pets with USB Cable, Small Air Cleaner, Night Light, Timer, Remove Smoke, Dust, Odors, Pollen

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