Detecto model DR400C and DR550C digital floor scales will provide you with years of accurate and reliable weighing from the brand you trust in clinical weighing. The scales arrive assembled and ready for use. Models are available in 550 lb. x 0.2 lb. and lb. x 0.5 lb. capacities. The portable lightweight platform and large bold backlit blue readouts makes these scales ideal for mobile clinics, home healthcare nurses, doctor's offices, general purpose use, and home bathroom weighing. The scale's moveable display lets you place it on a work surface or mounted to the wall, wherever it's most convenient for you to view. An optional black carrying case is available. The economical DR400C and DR550C are battery powered, so you can take the scales anywhere you need them. The raised buttons are comfortable to press for a pleasant tactile feel, and an audible beep provides a confirmation of your key presses. The backlit blue LCD with bold one-inch-high digits is viewable in almost any lighting condition. Detecto DR400C and DR550C come with a UL listed 9V 300mA DC adapter (included) or may be powered by 4 AA batteries (not included) for mobile use. Easy access to the four AA batteries is located conveniently on the back of the indicator. The DR series indicator's versatile drop-in mounting bracket and coiled cable allows the display to be positioned on the floor or tabletop for quick mobile weighing use or you may permanently mount it on the wall using the included screws and plastic drywall anchors. Wall-mounting the remote display offers the additional advantage of eye-level readings and space-saving operation. The DR series scale includes a coiled cable to the indicator, mounting bracket, DC adapter, operation manual, and two mounting screws and two plastic drywall anchors. Features: Large, bold 1-in/25-mm high digits with backlit blue LCDCompact, low-profile design for space-saving efficiencyCoiled cable from scale base allows versatile positioning of the indicatorSlip-resistant, texturized black rubber mat for traction and patient stability550 lb. x 0.2 lb. and lb. x 0.5 lb. models available2.2-in/5.6-cm high, low-profile platform for easy portabilityBattery or AC power for your convenienceLightweight, mobile weighing platform for easy transportAuto Shut-Off after 2 minutes conserves battery powerSimple four-key operation is easy to use even for novicesPushbutton Tare will zero out the load on the platformPounds and kilograms conversion with Units keyRemovable steel platform that is durable and easy to cleanExcellent for use where space is limitedTwo mounting screws and two plastic drywall anchors included for the mounting bracketFour non-skid feet for weighing stability12.5 in W x 11.9 in D x 2.2 in H / 318 mm W x 303 mm D x 58 mm H platform.