Model:                    HS-4

Type:                       Radio remote control

Voltage:                  DC12, DC24V,AC110V,AC220V,AC380V for choice

Buttons :                 1Start+1Stop+1Up+1Down
Control distance :   100Meters

Frequency:              422.4~438MHz

One Set:                  2 transmitters + 1 Receiver
 

Note:                    Does not contain battery