【Storm-Ready!】 Advanced IPX7 sealing technology ensures full waterproof protection. Even if submerged, simply drain water and resume use immediately! Built tough to withstand heavy storms and splashing water - engineered as the ultimate bait aerator for extreme fishing conditions. 【Charge Smarter】 Magnetic charging port eliminates exposure risks of traditional USB ports, delivering enhanced waterproof performance with rustproof & corrosion-resistant construction for reliable aquarium air pump operation in rainy/humid conditions. 【AC/DC Supply】 Smart AC/DC auto-switching technology ensures uninterrupted oxygenation - instantly shifts to battery power during external power failure for continuous aerator for fish performance. 【Oxygen Master】 2600mAh rechargeable aquarium air pump with 4 adjustable levels (1.5W/24GPH/0.02MPa). Choose intermittent mode (60-115h) for power saving or continuous mode (28-65h) for steady airflow in all containers. 【Plug & Play】 Includes magnetic charger, 5ft tube, 1 check valves & air stones. Ready in 3 minutes - this rechargeable aerator for fish requires no extra purchases to start oxygenating instantly!（Contact us for charger cable replacement due to damage/loss） Fishing air pump