Aquarium fish tank mute usb oxygen pump

1. Product Name:
2. Color: Army green, dark blue, rose red, light blue, yellow, green, black
3. Material: silica gel
4. Accessories: 1M power cord, 1M air pipe, 1 air stone, 1 aluminum buckle
5 Power supply: 5V1A
6. Features: ultra-quiet oxygen pump, 24 hours continuous use, compact atmosphere, portable, widely used