Product Details Size Available: 36’& 48′ & 56′. Blades: 3 Blades. Speed: 5 Speed. AC/DC Circuit Kit. Rated Power on AC: 40-50 Watts. Input Voltage DC: 12V. Input Voltage AC: 220-230v. Rated Frequency 50 Hz. DC Ampere 3 Amps. RPMs: ≤330. Remote Control (RF/IR). RF (Radio Frequency with timer function). Under and Over Voltage protection. Reverse polarity protection.