Check the listing for details. Topcon RD-100W Wireless Remote Display 312671121. Condition: New. Listed at 708.15 USD. Wireless communication: 20mConnects to the LS-B10W or LS-B110W laser receiverDisplay: LED and LCDBuilt-in magnetic mountsAuto shut-off functionABS housingBattery life up to 40 hrsBuilt-in speakerThe Topcon RD-100W Wireless Remote Display is a time-saving device that enables the operator to adjust the On Grade position without leaving the cab of the construction vehicle. This remote display puts the laser receiver's information on the cab of the machine. With a 20m wireless communication, the RD-100W connects to the LS-B10W or LS-B110W laser receiver for accurate, real-time grade information. This remote display comes with an LED and illuminated LCD display that indicates the beam position and allows accurate reading of measurements regardless of lighting conditions. Also, it features built-in magnetic mounts for easy set-up. Plus, it automatically shuts off after 30 minutes of inactivity.With an ABS housing, the Topcon RD-100W is designed to endure harsh conditions. It is dustproof and water resistant with its IP66 rating. Also, it uses four C-size alkaline batteries which last up to 40 hours. As an extra feature, it includes a built-in speaker that produces a sound the wireless communication starts or fails. Topcon RD-100W Wireless Remote Display3 x C-size AA alkaline batteriesUser manual