Labwork Hand Held Remote Controller For 56462 Straight Snowplow Snowblades PlowPre Programmed For Straight Blades Integral Diagnostics For Easy Field Troubleshooting Easy-Grip Hand Held Design Large Buttons For Ease Of Use. “Smart” Output Channels Prevent Failure In Case Of Overload Or Short Circuit. This Controller Will Not Work With The New Fleet Flex System.