The Model 640XL is a general purpose indicator which provides simple, yet accurate and reliable weighing used on mixers, grain carts, livestock scales, feed bins, weigh carts and many more applications. Large 2″” sunlight readable display: 6 digit, 14 segments, alphanumeric LCD display, with bright backlighting for low light applications. Rugged Construction: Seamless polycarbonate enclosure with sealed back panel protect product indicator from vibration, impact, moisture and dust. Unit of Measure: lb or kg. Includes wireless RF transmitter for use withe wireless remote displays.