1. USB power supply, 5V low voltage safety and stability
2. Adjustable flow rate, left and right toggle the flow rate adjustment valve can be adjusted to the size of the submersible pumps flow rate and head
3. Compact body, easy to carry and storage
4. No water power off models anti-dry burning design, over the water level automatically pumping, below the water level automatically stop pumping, with color changing LED light prompts
5. Voltage: USB 5V
6. Power: about 1-3W
7. Pumb head: automatic drainage models about 50-60cm, about 1.5m from the no water power off models
8. Flow: automatic drainage models 130L / H, no water power off models 200L / H
9. Power cord length: about 1.5m
10. Size: about 4 x 3.8 x 2.9cm