Single and Dual Port
The Cobalt USB Powered air pumps are low voltage (5v) DC pumps with an internal battery that provides up to 24 hours of operation during power outages, emergencies, transporting fish, or for fish collecting trips. The air pump can also be powered by standard USB power banks or car USB chargers to provide even more flexible and longer operation. A strong output of up to 31 gph air and up to 60" depth will meet even the most demanding air requirements. The pump can run in constant on more or it can operate in a 10 second on and off cycle to extend the battery life when running on internal battery power. All versions will automatically turn on should they detect a power outage.* 3 year warranty.