ACDANC Double-Power Solar/USB Oxygen Pump - Portable Aerator for Fish Tanks w/ 2 Air Stones, 2.5M Tube - 5V Charging & Solar Panel, Outdoor/Indoor Use

USB Two Uses Solar Oxygen Pump Large Capacity Outdoor Portable Household Fish Pond Oxygenator
Features:
This product is suitable for oxygenating fish and seafood products when fishing outdoors. It can also be used for courtyard pools, indoor aquariums, and hydroponic plants!
Connect the bladder stone to the exhaust hole and put it in the water that needs to be oxygenated. The solar cell faces the sunlight. There is no obstruction between the solar cell and the sunlight. Press the button to start the oxygen pump. Repeatedly press the button to select different working modes.
This product is an electronic product. The oxygenation part of the device cannot be placed in the water, the diversion hole cannot be blocked, and it should be more than 0.5M away from the water source.
This product is a solar product. The charging speed is related to the strength of sunlight. Clean the dirt on the solar cell regularly to improve the charging efficiency.
Working mode: Working indication: Battery voltage 3.0V-3.6V, red light is on when working; battery voltage 3.6V-4.2V, blue light is on when working; no light is on when shut down.
Product Description:
Product Name: Portable Solar Aeration System
Product Weight: 385g
Solar Panel: 5V/1.5W
Battery Parameters: 3.7V 2200mAh 18650 Lithium Battery
Working Time: >12 hours or more (fully charged)
Charging: Solar Charge, USB Adapter Charge.
Pump Type: Pump
Maximum Current: 150MA
Minimum Air Flow: 0.3L/min
Nozzle Specification: φ4.4MM (External Nozzle of the Product is Ф5.1MM)
Packing Information
Rated Voltage: 1.8V
Noise: 50dB
Inner Box Size: 14.2108.2cm
Packing list: Oxygen pump1
Spherical stone2
2.5m tube1 roll
Straight-through nozzle1
Three-way nozzle1
Charging cable1 (one USB and one )
English manual*1