NOTE: Place the scale on a flat and solid surface. Recalibration can fix most problems. Don't put it into water, wipe is ok. "Lo": Low voltage. Please replace the batteries. "EEEEE": Over load. Please remove item to protect the scale. Powerful Functions: Timer function of this scale help you to record the time for brewing coffee.Upgraded separate design, make the time won't stop counting even when you take away the coffee cup.Included 100% food grade silicone bowl which is foldable(2 sizes available), convenient for cooking food and other stuff.With 0.01g graduation, the scale also could use for precise measuring powder, jewelry, coins. Size: 4.8 inch x 2.9 inch x 0.7 inch Measure Range: 0.5g - 1000g Divsion: 0.1g Tolerance: ± 0.3g Unit Modes: g/oz Display: LCD Blue Backlit Battery: 2 x AAA batteries Calibration Weight: 100g(Sold Separately) Foldable Food Grade Silicone Bowl, Easy Your Measurement Precise Measurement Kitchen Coins Jewelry Upgraded Functions Gram & OZ Available 2 weighing units available, easy and quick conversion between gram and oz. Independent Timer Upgraded independent design, make the time won't stop counting even when you take away the coffee cup. High Precision High precision sensor equipped, precise enough for weighing jewelry, powder, coins, gems, meds.