Product size: 21.5 x 17.5 x 7cm / 8.5 * 6.9 * 2.8 inches Instructions:
Connect the stone & agrave;?bubbles to the ventilation hole and place it in the body of water that needs oxygenation.?The solar cell faces & agrave;?sunlight, and there is no obstruction between the solar cell and sunlight.?Press the POWER switch and the pump & agrave;?oxygen begins?operate.
This product is an electronic product.?The oxygen increasing part of the device cannot be placed in water and the bypass hole cannot be blocked.
This product is a solar energy product.?The charging speed is related to the problem.?the intensity?sunlight.?Regular cleaning of dirt?on the solar cell can improve efficiency?load.
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