Solar Powered/DC Charging Oxygenator Water Oxygen Pump Pond Aerator with 1 Air Stone Aquarium Airpump 2L/min

Features:
AC/DC oxygen pump, using copper movement, built-in high-quality lithium battery.
With a small size, low noise, large air volume, durable for use.
Adopts advanced single-chip intelligent control.
Constant voltage/current charging, overcharge and over-discharge protection, low battery alarm.
Widely used for a variety of ornamental fish, aquarium, company aquarium, small ponds.
Especially great for power outage emergency, as well as oxygen pump for wild fishing, small amounts of aquatic transport.
Instructions:
1. Long-term oxygen play mode: press the power switch (press 3 seconds) with blue indicator, oxygen begins to play;
2. Intermittent mode: press the power switch 1 time again, switched to the intermittent mode(stop for 2 seconds and work for 8 seconds);
3. Charging: when the blue light turns red and enters a flashing state, indicating that insufficient voltage, please charge; it can also play while charging oxygen.