It can work continuously, with low power and energy saving. Small size, easy to hide, and versatile. The pure copper motor is . It can be applied to a variety of mobile power sources and is convenient to carry. The flow can be adjusted, and the flow can be adjusted by sliding the regulating valve. Product name:Mini USB water pump Product size:3.3cmx3.1cm Product power:1-3W Product Lift:0.4-1.5m Product Flow:200L/H Input Voltage:5V Water pipe size:inner diameter 7mm hose The words on the product due to different batches, but it does not affect the use. Color:As shown Material:plastic Package Contents: 1 * USB Water pumps Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.