ITEM NAME:DC 12-40V 10A PWM DC Power Speed Regulator Controller with Switch #gib Store Home Promotion Hot Item Add to Fav.PWM Frequency: 13KHz. Protection Current: 10A. Input: DC 12-40V. Max Output Power: 0.01-400W. Add to Fav. Work Phase: 10%-100%. 12 months Warranty. Toys, Hobbies.