Description: 90W DC 3V-35V Motor PWM Speed Controller Switch LED Fan Dimmer Specifications: Model: ZS-X4B Operating Voltage: DC 3 V- 35 V Control Power: 90 W (Max) Quiescent Current: 0.015 A (Standby) PWM Duty Cycle: 1% -100% PWM Frequency: 10khz Size: 45 x 25 x 15 mm (L*W*H) Feature: With high voltage and high current resettable fuse, overcurrent automatic disconnection, cooling off a few seconds after the automatic recovery fuse, almost never have to change a fuse. Package Included: 1x DC PWM speed controller More Details: