The Vevor 0.5L portable scuba tank kit is designed for beginner, recreational, and backup-air diving applications. It supports 5 to 10 minutes of underwater breathing and is rated for diving depths up to 32.81'. Built from Aluminum 6061, it offers durable, corrosion-resistant performance in a compact size. The kit includes a 180 degree full-view diving mask and supports multiple refill methods for flexible use. Its detachable components and carrying bag make it convenient for travel and storage.