The Warehouse Clearance Sea Eagle Mega 4-cylinder Electric Turbo Pump Bundle [E5SMgNCm] is a powerful and efficient pump from SeaEagle.com. With its 0-15 psi digital air pressure settings, you can easily preset your desired pressure and the pump will automatically stop once the target pressure is reached. Its integrated 10000 mAh lithium-ion battery provides long-lasting power, while the digital LCD screen allows for real-time monitoring. The pump also features a three LED flashlight for convenience. However, it is important to note that the pump should not be used while charging and should be given at least 2 hours to cool down before a second recharge. Additionally, a 1:1 ratio of runtime to cooldown time should be followed, with a maximum runtime of 15 minutes followed by a 15 minute cooldown period. Please also exercise caution when using this pump with Sport Kayaks and Motormount Boats, and always use an Inflation Gauge in conjunction.