Instructions: Hang the scale vertically. Press the ''ON/TARE'' button. You can use it when the screen reads ''0.0 or 0.00''. Switch between ''ON'' and ''TARE'' to lock the weighing data. When the weight of the stuff remains stable, the weight data will be locked automatically Convenient for family, shop, kitchen, fishing, luggage, outdoors use or as gifts Product Features: 1. Precise & definite display, stable performance 2. Ultra-compact design, portable, impact resistance and cost-effective 3. Multifunctional - net weighing, zero tracking, automatic power-off, unit conversion. This item is an excellent scale for house weighing, shopping and outdoor activities. Specification: Material: Plastic and Stainless Steel Battery: 2 x AAA (Not Included) Capacity: 40kg (suitable for large parcel weighing) Accuracy: 10g Units: jin, kg, lb, oz included 1 X Scale Item specifics Rated Load: 5kg Size: Full Size Model Number: Weighing Scales Display Type: LCD display Power Supply: 2 x AAA (Not Included) Type: Pocket Scale Capacity: 40kg (suitable for large parcel weighing) Accuracy: 10g Material:: Plastic and Stainless Steel Capacity: 40kg 40kg: 10g Units: jin, kg, lb, oz