Features Intelligent Sonar Technology: Experience enhanced fishing efficiency with advanced sonar fish finding technology for accurate detection of fish locations High-Resolution TFT LCD Display: View underwater contours, water depths, and fish sizes clearly on the vibrant TFT LCD screen with a bright white LED backlight Stable Signal Reception: Enjoy reliable performance with a depth range of 2-148Ft/0.6-36M, perfect for ice fishing, river fishing, and sea fishing adventures Durable Waterproof Design: Rest assured with a waterproof and scratch-resistant main unit that withstands water exposure without sinking or sustaining damage Essential Fishing Accessory: Leverage a sonar frequency of 125KHZ and a 90° beam angle for precise depth and fish location detection during your fishing trips Features: 1、[Accurate Measurement] The and temperature of grain can be measured quickly and accurately during work. 2、[Characteristic] Convenient to carry, simple to operate, strong in structure and beautiful in appearance. 3、[LCD Digital Display] LCD digital display with backlight to ensure clear readings and no parallax. 4、[Automatic Temperature Compensation] Using microcomputer technology (CPU), with automatic temperature compensation function. 5、[Automatic Reading Lock] Has automatic reading lock function, and has high working efficiency. Specification: Item Type: Grain Tester Material: ABS Model: For MD7822 Battery: 9V 1 x 6F22 (Not Included) Uses: Crop Test Testable Grain Types: Wheat, Rice, Corn Basic Parameters: Test Range: 2% to 30% Maximum Error: ±(1%RH+0.5) Resolution: 0.5% Temperature Measurement Range: -10 to 60℃ (14 to 1400 ℉) Maximum Error: ±2℃ (±4 ℉) Resolution: 1℃/2 ℉ Operating Temperature: -10 to 40℃(14-1040℉) Operating Humidity: 0 to 70%RH Automatic Reading Lock Function: Yes Automatically Display Low Voltage Prompt Sign: Yes Package List: 1 x Grain Moisture Tester 1 x Grain Moisture Test Probe 1 x User Manual Note: Shipped Without Battery Package List 1 x Grain Moisture Tester 1 x Grain Moisture Test Probe 1 x User Manual