YEE ACDC USB Oxygen Air Pump Super Silent Long Lasting Lithium Battery Outdoor Fishing Aerator

YEE USB AC/DC Rechargeable Oxygen Air Pump Lithium batteryDescription: Feature:Ultra Silent: Using high-tech special internal muffler design, really ultra silent, less than 35dB, which will not disturb your sleep, work or the inhabitants in the aquarium.Wide Compatibility: This oxygen pump allows for max flow up to 1.5L/min, great for small and medium fish tanks and fits all kinds of aquarium creatures.Operating Voltage: Applicable to DC 5V in the input, not connected to AC power failure or products in the state, battery power, full battery can work continuously more that 20/30 hours.Excellent Design: Compact and mini design, lightweight to carry; Superb air floe power, reliable, durable, safe and silent. Product can work while charging and Power charging off automatically switch lithium battery to work. Precautions：This oxygen pump can be used while charging . In the event of a power failure, the backup power supply will be turned on automatically and run “Mode 1 fully mode” . To use a longer time, please “ manual switch to mode2 Time Period”Specification:YEE-S100B - Single HoleSize : 107.53.5cmPower Supply : AC220-240V 50/60HZPower : 1.5WOutput : 11.5L/minBattery : Lithium battery 2200mahMode 1 : Fully mode 35hrsMode 2 : Time Period 70hrsYEE-100B - Single HoleSize : 107.53.5cmPower Supply : AC220-240V 50/60HZPower : 1.5WOutput : 13L/minBattery : Lithium battery 2200mahMode 1 : Fully mode 35hrsMode 2 : Time Period 70hrs YEE-S200B - Double HoleSize : 12.583.5cmPower Supply : AC220-240V 50/60HZPower : 3WOutput : 21.5L/minBattery : Lithium battery 3350mahMode 1 : Fully mode 35hrsMode 2 : Time Period 60hrsYEE-200B - Double HoleSize : 12.583.5cmPower Supply : AC220-240V 50/60HZPower : 3WOutput : 2*3L/minBattery : Lithium battery 4800mahMode 1 : Fully mode 35hrsMode 2 : Time Period 70hrs