Two Power Methods: Built-in 2600mAh rechargeable lithium battery, compatible with USB charging; when fully charged, it can work continuously for 12 hours, and the indirect mode working time is 24 hours. Power Off Self-Test: In the event of a sudden power failure, the oxygen pump will automatically switch to lithium battery power supply mode. After power on, it will automatically switch to power mode and charge the battery lithium, to ensure safety at home. Portable Aquarium Pump: with stainless steel mounting clip on the back, it hangs on the aquarium; Mini aquarium air pump and is easy to carry, convenient for outdoor fishing and transporting fish. Important Parameters: 3W Aquarium Bubbler for 10L-50L, with good energy-saving performance; non-slip cushioning feet at the bottom, and the mute effect is remarkable. Special Reminder: The main part of oxygen pump is not waterproof, can not be placed in the fish tank directly. Please read the instructions carefully. Product information:
