2pcs USB Aquarium Air Pump, Ultra Durable & Quiet USB Nano Air Pump, Small Air Bubbler for Aquarium Fish Tank with Air Stone and Silicone Tube

Product size: 7x3cm [Single item weight] Approximately 135 grams 1. It is recommended to use a voltage of 5V-1.0A. Using low voltage is better for the lifespan of the motor. The motor uses very little electricity and is only for charging purposes. Do not use fast charging~ 2. Do not put the pump into water for use, the main unit should not be wet with water. endurance 10000MAH can be used continuously for about 50 hours Super Quiet: This usb aquarium air pump runs with a super quiet but high efficient motor. Compared to the electromagnetic pumps, it makes no sounds at all. Won’t disturb you when sleeping Energy Save: Power consumption of this usb nano air pump is only 1W, long service life and high energy saving. If you plug it into a 10000MAH power sources, it can last for approx 50 hours and still works efficiently Easy to Carry: This mini fish tank air pump is small, light weight and portable with a durable buckle Stable Performance: The usb air pump with USB Plug, high efficiency and extraordinary output, suitable for outdoor fishing, small to medium size aquariums, fish tanks, ponds and so on

• 2PCS Aquarium USB Air Pump Portable Mini USB Aquarium Fish Tank Oxygen Air Pump Mute Energy Saving Fish Tank Air Pumps Yellow+blue
• 2pcs USB Aquarium Air Pump, Ultra Durable & Quiet USB Nano Air Pump, Small Air Bubbler for Aquarium Fish Tank with Air Stone and Silicone Tube
• Product size: 7x3cm [Single item weight] Approximately 135 grams 1. It is recommended to use a voltage of 5V-1.0A. Using low voltage is better for the lifespan of the motor. The motor uses very little electricity and is only for charging purposes. Do not use fast charging~ 2. Do not put the pump into water for use, the main unit should not be wet with water. endurance 10000MAH can be used continuously for about 50 hours Super Quiet: This usb aquarium air pump runs with a super quiet but high efficient motor. Compared to the electromagnetic pumps, it makes no sounds at all. Won’t disturb you when sleeping Energy Save: Power consumption of this usb nano air pump is only 1W, long service life and high energy saving. If you plug it into a 10000MAH power sources, it can last for approx 50 hours and still works efficiently Easy to Carry: This mini fish tank air pump is small, light weight and portable with a durable buckle Stable Performance: The usb air pump with USB Plug, high efficiency and extraordinary output, suitable for outdoor fishing, small to medium size aquariums, fish tanks, ponds and so on