- Tare Function Button: When placing containers or bags into the scoop of the spoon scale,Press Button "TARE"to minus the tare back the screen display to zero;lf there is no items in weighing scoop,press Button "TARE" for Zero correction function,the screen displays zero for starting weighing.
- Lock Function Button: When the display is static, Press Button "HOLD" to lock and display the weighing value;
- Unit Switch Button: Press Button "MODE" for changing the weighing Unit between "g", "oz","c""gn".
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Power Supply: 3V 1*CR2032 Lithium Battery.