Inglés 
- Waterproof function with IP55 or IP67 level
- Auto-restart function
- Stopage Alarm function(RD function with 3 lead wires)
- Speed detection function( FG function with 3 lead wires)
- Temperature control speed function(PWM function with 4 lead wires)
- RD, FG, PWM(5 lead wires)
