Digital hanging scales with LCD screen displaying the weight in Kgs or Lbs and combines tare and data lock functions. Weighs up to 40kg. Precise weighing within 0.02kg (20 grams,0.05lb). Auto Shut Down in 90 seconds when not in use. Battery Power: 2 x AAA batteries included. Indicator Sound when the item weight has been measured. Scale size : 120 x 75 x 18mm.