
Frequently Asked Questions
Can I open and try the product?
Yes. Our 30-day trial allows you to open and use the product to see if it works for you.
Can I connect the mask to my phone via Bluetooth?
Absolutely! The CKGO-A5 supports one-tap Bluetooth pairing with both iOS and Android devices. What’s more, the dedicated app is 100% free to download—no hidden fees or subscription costs. Through the app, you can seamlessly control sleep aids, adjust device settings, and view detailed sleep data in real time.
How does the CKGO-A5 track my sleep quality?
The mask uses built-in sensors to detect your sleep cycles (light/deep sleep), movement, and breathing rhythm. It then generates a personalized sleep report via the app, with AI-driven suggestions to improve your sleep habits.
Is the mask comfortable to wear all night?
Yes. It features a 3D ergonomic design that fits snugly without pressing on your eyes, paired with breathable, skin-friendly fabric. The adjustable strap ensures a customized fit for different head sizes.
What kind of sleep aids does the mask offer?
It includes over 4000 sleep aids: white noise (rain, ocean), guided meditations, ASMR, and AI-generated neural soundscapes tailored to help you fall asleep 2x faster.
How long does the battery last on a single charge?
On a full charge, the battery supports up to 10 hours of continuous use (enough for 2-3 nights of sleep). It takes only 2 hours to recharge via USB-C.
What if I'm not satisfied with the product?
We offer a 30-day money-back guarantee. If you’re not satisfied for any reason, you can return the product for a full refund (we even cover return shipping for most regions).
Is the mask suitable for travel?
Yes. It’s lightweight (only 25g) and comes with a compact storage pouch. The foldable design takes up minimal space in your luggage, making it perfect for flights or hotel stays.














