Feature: 1. Portable LCD Display Grain Humidity Meter: Digital LCD display with low power consumption backlight. No data means backlight is off, with data means backlight is on. It has high accuracy dual rod probe which is long lasting in use. 2. Voice Types: The instrument's setting, testing, and reviewing processes are all accompanied by voice prompts. Language varieties include the following 4 types d1 humidity content reading, d2 high humidity content, d3 silent, d4 beep. 3. Adjustment Deviation: Users can make adjustments of ‑3‑5%. Each short pressing of the Adjust button increases the adjustment value in a cycle, adding first and reducing later. After the value is set, press the On Off button to shut down and save the setting. 4. Alarm Setting: User defined, default factory alarm setting is 10%. Stick the probe into the surface of the measured object and humidity value will be displayed. Ergonomically design non‑slip handle fits the palm well. 5. Memory Function: The grain humidity meter maintains its settings even when the batteries are removed. All your customized parameters are automatically saved for future use. Specification: Item Type: Grain Humidity Meter Material: ABS Weight: Approx. 327.00g / 11.53oz Battery: 4 x AA Battery (Not Included) Size: Approx. 410x72x35mm / 16.14x2.83x1.38in Measurement: Rice, Wheat, Corn, Barley, Rice, Sorghum, Feed, Rapeseed, Sesame, Soybean Meal, Soybeans Sensor Shape: Dual Rod Probe Humidity Content Display Resolution: 0.1% Testing Principle And Sampling Method: Resistance Method And Continuous Sampling Low Battery Reminder: When The Battery Is Low, The Battery Symbol On The Device Will Flash And Voice Prompt Please Replace The Battery. Humidity Measurement Display Description: When The Device Is Inserted Into The Test Material, As Long As The Humidity Content Of The Test Material Is Within The Device's Test Range, The Device Can Measure The Humidity Content Of The Test Material. If The Test Material Is Too Dry And Below The Lower Limit Of The Device's Measurement Range, The Device Will Show L0 With No Response. If The Test Material Is Too Wet And Exceeds The Upper Limit Of The Device's Measurement Range, The Device Will Only Display The Upper Limit. Single Measurement: Insert The Probe Of The Device Into The Test Material, And Within Seconds, The Device Will Display The Humidity Reading Value And Voice The Measurement Result, Ending The Single Measurement. Auto Power Off: 5 Minutes Of No Operation Will Result In Automatic Shutdown.. Package List: 1 x Grain Humidity Meter with Lanyard1 x User Manual