This scale has been designed to be very simple to operate with two main scale modes. The Brecknell Model 430 offers two weighing modes: General Weighing Mode gives the operator an easy-to-read large clear display which can be quickly tared off in between each ingredient and Check Weighing Mode is ideal for repetitive weighing applications. Two easy-to-use operator keys make the scale very easy to set up. A wipe-down plastic cover comes standard to protect the display, keyboard, and housing from dust and food particles. This scale comes with a large, easy-to-read LCD display with changeable backlight to indicate when the scale is within a set weight tolerance. An audio buzzer can be set to indicate when the scale is in or outside the acceptable weight tolerance. It can easily be switched from lbs. to kg. General purpose electronic bench scale can be used for a wide range of applications: from general industrial weighing to food prep and portion control. Weight capacity: 30 lbs. , units: lb. , kg. Scale dimensions: 4. 3"H x 10. 3"W x 12. 3"D. The built-in auto off will help prolong battery life. A large 1. 4"H x 4"W LCD with five 1" high digits with color-changing backlight (orange: under; green: accept; red: over). ABS plastic housing with a weight platter made of food grade 304 stainless steel. Operates on an AC power adapter (included) along with a built-in rechargeable lead-acid battery that provides up to 60 hours of battery life without the backlight. Features general weighing and check weighing with the color-changing backlight and audio buzzer (under, over, or accept). Operator keys: tare/unit, zero. Platform dimensions: 10. 3"H x 8"W. Battery life: 60 hours. Offers 0. 03% accuracy at full load. Scale weight: 6. 8 lbs. Meets or exceeds RoHS 2, CE standards. Brecknell Model 430 Portion Control Scale offers exceptional value for your money.