With fixing screw hole, convenient for install and fixed. Small size, low power consumption, fast response.Default disconnection of short circuit point, suitable for 3-35V input. Manually connect the short circuit point according your needs, suitable for low power 3-15V input.Operating voltage: DC 3-35VOperating current: 5AControl power: 90W (maximum)Quiescent current: 0.015A (standby)Duty Cycle: 1% -100%Frequency: 10khzSize: 30 x 24 x 15mm/1.18 x 0.94 x 0.59Inches (excluding handles)Material: PCBcolour: redPackage Contents:3 x DC Motor GovernorOnly the above package content, other products are not included.Note: Light shooting 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.