The pump is specially designed to increase oxygen levels in your fish tank or bait bucket, helping keep bait and catch alive and healthy. It features a compact and lightweight design for easy transport and storage. The dual-use USB connectivity allows charging from a power bank, laptop, or any USB-enabled device. Super-quiet motor ensures silent operation Lithium-ion rechargeable battery provides long-lasting performance Compact and lightweight design enhances portability Dual-use USB connectivity enables convenient on-the-go charging Helps improve oxygen levels in fish tanks or bait buckets for healthier aquatic life Color: white Specifications: Model 1: Lithium battery single outlet Weight: 278g Power: 1W Air volume: 3L/Min Battery capacity: 1800mAh Suitable for fish tanks up to 40cm Intermittent working time up to 48 hours Continuous working time up to 24 hours Operates 8 seconds, pauses 10 seconds Model 2: Lithium battery dual outlet Weight: 388g Power: 2W Air volume: 2 x 3L/Min Battery capacity: 2600mAh Suitable for fish tanks up to 60cm Intermittent working time up to 48 hours Continuous working time up to 24 hours Operates 8 seconds, pauses 10 seconds Package includes: 1 x Oxygenation pump