• Battery Powered: Driven by a built-in 3350 mAh lithium battery, the air pump features a long working time, running continuously for 30-36 hours in normal mode and 36-42 hours in intermittent mode.
• Electric Type-C Rechargeable: With a USB interface, the aquarium battery air pump can be easily recharged with a phone charger, power bank or laptop. An essential backup air source during outdoor fishing, power outage or fish transportation.
• Adjustable Modes & Flow Rate: Normal Mode: constant air output without interruption; Intermittent Mode: work for 10 s and stop for another 10 s. Four Air Flow Levels Available: just press the “ /-” button to meet your desired air flow.
• Steady Output: Max flow rate: 50 GPH; Power: 3 W; Pressure: ≥ 0.018 MPa. The USB rechargeable oxygen pump work great for 10 to 60 gallon fish tanks or buckets. Supplement oxygen in time to keep your fish and bait alive and fresh.
• Quiet & Waterproof: Give out noise less than 35 dB like a soft speaking voice. It will neither disturb your sleep indoors nor scare the fish away when fishing outdoors. It’s waterproof and won’t be damaged even if soaked for a while in deep water.
• AC/DC Dual-Power System: This USB air pump is compatible with both AC and DC. While connected to a power source, it consistently oxygenates your aquarium; in the event of a power outage, the built-in lithium battery will automatically activate to ensure continuous oxygen supply, effectively preventing hypoxia risks for your fish due to power loss.