The Labmart KERRO AR-991 Portable Grain Moisture Meter is a digital grain moisture tester designed for rapid moisture measurement across multiple agricultural grains. With a 5–30% moisture range, backlit LCD, grain-species selection, data storage, temperature measurement and automatic power-off, it is suitable for grain procurement, storage, processing and quality-control applications.

Product Overview

The AR-991 is a portable digital moisture meter designed for fast assessment of moisture content in different types of grains and agricultural materials. It is intended for applications including grain allocation, procurement, storage and processing.

The meter supports multiple grain species including paddy, wheat, rice, corn, barley, sorghum, feed, rapeseed, sesame, soybean meal, peanut and seed cotton. Its backlit LCD allows readings to be viewed conveniently, while grain-species selection helps the user choose the appropriate measurement setting.

The instrument also provides temperature measurement, moisture-standard setup, data storage and automatic power-off functions for convenient routine operation.

Key Features and Benefits

• 5–30% Moisture Measurement Range: Suitable for routine moisture assessment across a broad range of grain applications.
• Multi-Grain Testing: Supports a variety of grains, seeds and feed materials.
• Backlit LCD: Makes measurement readings easier to view, including in low-light conditions.
• Temperature Measurement: Provides temperature information along with moisture testing.
• Grain Species Selection: Allows the appropriate grain type to be selected for measurement.
• Moisture Standard Setup: Provides a moisture-standard adjustment function.
• Data Storage: Measurement data can be stored for convenient reference.
• Automatic Power-Off: Helps conserve battery power during routine use.
• Alarm Function: Provides an alert function during measurement.
• Portable Design: Suitable for grain inspection at procurement, storage and processing locations.

4. Technical Specifications

5. Applications

• Wheat moisture testing
• Paddy moisture testing
• Rice moisture testing
• Corn/maize moisture testing
• Barley moisture testing
• Sorghum moisture testing
• Feed moisture testing
• Rapeseed moisture testing
• Sesame moisture testing
• Soybean meal moisture testing
• Peanut moisture testing
• Seed cotton moisture testing
• Grain procurement
• Grain storage monitoring
• Grain processing
• Agricultural quality control
• Grain allocation and receiving inspection

6. Suitable For

• Farmers
• Grain traders
• Grain procurement companies
• Agricultural professionals
• Rice mills
• Flour mills
• Grain processing industries
• Grain warehouses
• Agricultural laboratories
• Food-quality laboratories
• Quality-control departments
• Feed processing facilities
• Grain storage facilities

7. Product Benefits

• Wide grain compatibility – Designed for moisture testing across multiple grains, seeds and feed materials.
• Broad 5–30% range – Covers many routine grain moisture-testing requirements.
• Portable testing – Suitable for inspection at different locations.
• Backlit display – Provides convenient viewing of readings.
• Temperature measurement – Helps users monitor grain temperature alongside moisture.
• Data storage – Allows measured results to be retained for reference.
• Grain-specific operation – Grain species can be selected according to the sample being tested.
• Battery operation – Suitable for use where mains power is not convenient.
• Automatic power management – Automatic power-off helps conserve battery life.