This product is a portable solar oxygen pump, it can be used for small to medium ponds, pool, fish tank. With compact design and built-in lithium battery, it is vey convenient for carrying outside.

 Features:
USB solar panel battery charger for Mobile Phones, MP3, MP4, i.P.h.o.n.e, N.o.k.i.a, etc.
Using solar panel absorb sunlight and then transfer solar energy into electricity.
Environmental protection: No pullution, no noise, no radiation.
Can be used for small to medium pond, pool, fish tank.
With compact design and built-in lithium battery, it is convenient to carry.
Place it under the sun, it can keep your pond oxygenating.

Note:
Waterproof: The outer shell is moistureproof, waterproof design, but please do not soak in water.
Charge: Please do not use any other external power supply except the solar panel. Please turn off the oxygen pump when charging.

The charge controller will automatically shut down when the battery is full.

Specifications:
Solar panel: 5V/0.9W
Air PUMP: 3V/1W
Air output: 0.9-1.8L/min
Lithium battery: 3.7V 2200mA
Output: USB 2.0 5V/500mA
Input: DC 0.5-1A
Product size: 16 * 7.8 * 3.5cm
Product weight: 340g
Package size: 17 * 9 * 6.5cm
Package weight: 360g