What's in the box:

Anself Ultra-quiet Mini USB DC5V 2.3W Micro Brushless Water Oil Pump Waterproof Submersible Fountain Aquarium Circulating

This is a compact size submersible water pump(none self-prime). It can be used inline or submersed for water pumping. It's built by a brushless motor providing smooth and quiet operation than a non-brushless water pump.

Features:
Brushless, permanent magnetic rotor, maintenance-free.
Stator and circuit board sealed by epoxy resin.
Amphibious design.
USB interface, DC 5V input.
Enclosed with static sealing, not dynamic, which can avoid leaking problems.
Small size, high efficiency, low consumption, low noise (less than 35db).
Wide temperature resistance range from 0C to 100C.
Used in Aquarium, car cooling, humidifier, air conditioner, other cooling and circulation systems.

Specifications:
Color: Black
Pump material: ABS
Temperature resistance range: 0 ~ 100C
Condition of use: Continuously
Fluids: Water, oil, gasoline, acid and alkali solution, etc.
Power consumption: 2.3W
Rated voltage: USB DC 5V
Max. flow rate: 220L/H
Max. lift: 250cm / 8.2ft
Noise: Less than 35dB
Outer diameter of inlet / outlet: 9mm / 0.35in
Inner diameter of inlet / outlet: 6mm / 0.24in
Waterproof class: IP68
Product size: 56 * 52 * 47mm / 2.2 * 2 * 1.8in
Product weight: 83g / 2.94oz
Package size: 6.2 * 6.2 * 4cm / 2.44 * 2.44 * 1.57in
Package weight: 93g / 3.28oz

Package List:
1 * Brushless DC Pump
1 * Adapter Plate