Using the (LIGHT) KEY, you can turn on or off the backlight. Place scale on a horizontal flat surface,press (ON/OFF) key to turn on the scale. Operation temp:50-86 Wait until"0.0"is displayed Display type: Digital Using the (UNITS) key, you can between the weighing units. Calibration: Auto calibration 1 * Electronic Scale (Battery not included) Quantity: 1 1 * User Size: about 12 * 6.5 * 2cm Put the object on the weighing platform. not included) Powered by:2*AAA Batteries (batteries Tare range: Tare full capacity Accurate Scale .01 Gram Product Listing Third Party Sellers Foldable Food Scale Using The (LIGHT) KEY, You Can Turn On Or Off The Backlight. Weight Scale Food Small Scale for Grams And Ounces Scale Small Weight Scales Weight Grams Scale in Grams Operation Temp:50-86 Small Food Scales Digital Weight Scale Small Digital Grams Weight Scale Grams Food Scale Weight Scale for Food Grams Using The (UNITS) Key, You Can Between The Weighing Units. Weighing Scale Grams Weights Scale for Grams Food Weigh Scales Large Food Scale Grams And Ounces Weighing Paper for Mini Scale Not Included) Weighing Scale Food Grams Gram Scales Weight Kitchen Weighing Scale Grams Small Digital Food Scale 001 Gram Scale Touchscreen Quantity: 1 Weight Scale Small Small Scale Weight Grams Scale Scale Digital Weight Grams Gram Weight Scale Food