Features 1、Grain Humidity Meter: Equipped with low battery indicator, voice broadcast, temperature display, multiple grain selection, LCD backlight display, and Celsius Fahrenheit switch. 2、Compact and Easy to Use: This grain humidity tester is portable, compact, and provides real time humidity and temperature readings. Utilizes a LCD screen for clear text display, providing enhanced convenience. 3、Versatile Grain Types: With the ability to measure 25 different types of grains, including coffee beans and cocoa beans, this humidity meter is a versatile tool for farmers and food producers. 4、Accurate Measurement: The cup type sampling reduces measurement errors significantly, while the device also offers storage and statistical functions for up to 250 data sets, ensuring accurate results. Supports multiple languages for user convenience. 5、Automatic Temperature Compensation: The grain humidity tester uses resistance measurement and has an automatic temperature compensation function. Automatically shuts down at a predetermined time, and automatically shuts off after 5 minutes of no use. Specifications Item Type: Grain Humidity Meter Material: ABS Weight: Approx. 580.00g / 20.46oz Product Size: Approx. 165x78x73mm / 6.5x3.1x2.9in Main Unit Battery (Battery Not Included): 4 x AAA Battery Cap Battery (Battery Built in): 1 x Battery, 1 x CR2032 210MAH Indicator: Low Battery Indicator Measurement Resolution: Humidity 0.1% Humidity Measurement Accuracy: Standard Grain: ±0.5% Within 10% Range <±1% >±1.5% Within 10% Range, If The Humidity Is Too High, The Error Will Increase Measurement Correction Function Device Structure: 1. Sound When Tightening The Lid, Indicating Proper Clamping Force 2. Measuring Chamber 3. Abs Body 4. LCD Backlit Display 5. Membrane Keyboard Preparation Before Use: 1. Open The Lid Of The Measuring Bucket And Ensure That The Cover Of The Measuring Chamber Hygrometer Is Clean And Dry. 2. Open The Battery Compartment Cover On The Back Of The Instrument And Insert 4 x (AAA 1.5V) Batteries, According To The Polarity Shown. 3. Prepare The Sample To Be Tested, Preliminary Screening Of Impurities, Keep The Sample And Instrument In The Same Place As Long As Possible To Maintain Environmental Temperature Balance. Measured Varieties: Wheat, Rye, Corn, Maize, Soybeans, Rice, Barley, Oats, Sorghum, Buckwheat, Peas, Rapeseed, Coffee, Green Coffee, Cocoa Beans, Flaxseed, Lentils, Beans Package List 1 x Grain Humidity Meter 1 x Screwdriver 1 x Carrying Bag 1 x User Manual