Portable badminton shuttlecock Humidifier Cover - Increased durability and shuttle life This portable humidifier cover is designed to moisten the feathers of badminton shuttlecocks, significantly extending their lifespan. A hydrated shuttle lasts up to 1428 hits, compared with about 645 hits for an untreated shuttle. - Nano-scale atomization technology Utilizes advanced nano-scale atomization to evenly distribute water across the feathers. This approach helps improve shuttle durability and maintain consistent performance throughout play. - Fast and easy to use Quick operation with only about 8 seconds of usage per session. Rechargeable via Type-C charging, providing convenient power and reducing concerns about battery life. Players can enjoy uninterrupted practice and play. - Compact and portable design Size: 6.7 x 3.4 cm. This compact device is easy to carry and use on the go. It fits all cylindrical shuttle containers, making it a versatile accessory for players who travel or practice away from home. 2-3 practical use scenarios - In-season practice sessions: Extend shuttle life during long drills and high-volume practice to reduce shuttle replacements and maintain consistent flight and performance. - Training camps and clubs: A cost-effective way to preserve shuttlework quality across multiple players and sessions, helping teams manage equipment more efficiently. - Travel and tournaments: Lightweight, mobile solution that works with cylindrical shuttle tubes, helping players keep shuttles in good condition while on the road.