Calvas Mini DC Motor PWM Speed Controller 4.5V-35V Speed Control Switch LED Dimmer 5A

Features:
5A Mini DC Motor PWM Speed Controller
By screwing the potentiometer, you can turn off power supply output. High voltage and high current resettable fuse, overcurrent automatic disconnection, power off for cooling for a few seconds fuses automatic recovery.
Default disconnection of short circuit point. Please note: the operating voltage can be switched to 4.5V-35V by bridging the connectors marked '4.5V-35V' on the PCB.
Specifications:
Operating Voltage: DC 4.5V-35V
Output Current: 0-5A
Control Power: 90W(Max.)
Quiescent Current: 7uA(Standby)
PWM Duty Cycle: 1% -100%
PWM Frequency: 20khz
Size: 26x30mm/1.02x1.18"
Quantity: 1 Pc
Note: 
Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
No Retail Package
Package includes:
1 x Speed Controller

Item specifics:
Use: Switch
Wireless communication: RF