This product is an oxygenator powered by a solar panel and also can be charged by a with the USB cable. It does not require any wire connection, ensuring a quick and easy installation. It helps to increase levels to fishes when fishing or in fish tanks, aquariums. 

Features:
AC/ pump, adopt pure movement and -chip intelligent control.
Built-in 3.7V 2200mAh , via USB interface.
Constant voltage/current , over and over discharge conservation, low .
Folding design to combine solar panel and pump in , portable and low noise for use.
No wiring needed, ensuring a quick and easy installation.
Widely used for a variety of ornamental fish, aquarium, company aquarium, etc.
Especially for power outage , as well as pump for wild fishing, small amounts of aquatic transport.

Specifications:
Solar Panel: 5V / 1.4W
Input: 5V / 1A
: Li-ion 3.7V 2200mAh 
Pump: 3V / 0.5W
Min. : 0.3L/min
External Stone Dia.: 5.1mm
Dia.: 4.4mm
Length: Approx. Long: 100cm(1pc); Short: 30cm
USB Cable Length: Approx. 100cm 
Working : 3.2V-4.2V 90mA
Low Indication Voltage(flash in green): 3.3V
Full Indication Voltage(red): 4.0V
Over conservation Voltage: 4.2V
Working : Approx. 20 Hours with fully charged
Product Size: 120 * 78 * 40mm / 4.72 * 3.1 * 1.57in 
Product Weight: 324g / 11.43oz
Package Size: 13 * 10 * 8.5cm / 5.12 * 3.94 * 3.35in
Package Weight: 456g / 16.08oz

Package List: H17997
1 * Pump
3 * (2 long and 1 short)
2 * Stone
1 * USB Cable
1 * User Manual (English)