NEW Extra-Large Rechargeable Aerator! Engel?s all-new XL Lithium-Ion rechargeable live bait bubbler is recommended for live bait buckets or boxes larger than 19Qts Rechargeable Lithium-ion Battery 48-hour battery life on low / 36-hour on high (72h on intermittent) 3 x 2000mAh Lithium-Ion Batteries (6000mAh total) Max Airflow 3.0 STL/minute New hockey-puck-style aerator stone Standard USB-C charger and cable 2 x Magnetic pump mechanism (no cogs or moving parts) 4 Speed & Intermittent Quietest pump on the market Water-resistant and saltwater approved 2 Year Warranty Patent Pending Package Includes : Rechargeable pump with Lithium-ion Battery 48 Silicone air hose 3 hockey-puck style weighed aerator stone 110v USB charger with 32 USB-C charging cable Need help with your Engel Rechargeable Live Bait Aerator Pump? Click here to download your Quick Start Guide.