Christmas is just around the corner ! As a valued Redmark Industry customer, we want to thank you for your support and share some Christmas Cheer with you . We are offering you a 5-10% discounts on any purchase you make through LEEB item . Don't miss these great deals and have a wonderful New Year! get this item now : - ultrasonic thickness gauge - portable hardness gauge - coating thickness gauge - surface roughness gauge - flaw detector - benchtop hardness tester   read more

Grain Moisture Meter GM640 This instrument is a grain moisture tester which can measure moisture content of multiple kinds of grains fast. It applies to allocation, procurement, storage and processing of grains. This instrument can also measure temperature of the grain. Features Grain  Moisture Meter possesses the following features: 1.Select grain variety. 2.Test moisture content of the grain. 3.Measure temperature of the grain. 4.Set standard for moisture content of the grain and give warning on over-standard moisture of grain. 5.Backlight control. 6.Switch between Celsius degree and Fahrenheit degree. 7.Battery low power warning. 8.Auto power-off. 9.Data hold.  Specifications     Measuring Range Maximum Error Resolution Ratio Moisture content 5%~30% ±(1%Rh+0.5) 0.5% Temperature -10℃~60℃±± read more

Electromagnetic Radiation Tester WT3122 Radiation survey meter can test electric field radiation and magnetic field emission to reach the optimal test result. It is used to test and learn electromagnetic radiation situation indoor and outdoor. It is equipped with a built-in electromagnetic radiation sensor, which can display the radiation value on LCD digital display after processing by the control micro-chip. You can make reasonable processing or taking effective prevention measures toward the electromagnetic radiation according to the test result. Features 1.One detector for two usage, simultaneous detection of electric and magnetic field radiation; 2.Color-screen display; 3.Sound and light alarm, automatic alarm above safe value; 4.Data lock, press one button to lock radiation value; 5.LCD graphic display of radiation value trend; 6.Radiation assessment, indicating if current radiation value is at safe level; 7.Stylish appearance, easy to operate with one hand, move or perform on-site measurement. Specifications Electric field Magnetic field Unit V/m uT / mG Accuracy 1V/m 0.01uT/ 0.1mG Range 1~1999V/m 0.01~99.99uT/ 0.1~999.9mG Alarm threshold 40V/m 0.4uT/ 4mG Reading display 3-1/2digit LCD Measurement bandwidth 5Hz~3500MHz Sampling time About 0.4 second Measurement mode Dual mode at the same time Overload indication Maximum value of measurement range on LCD Operation temperature 0℃~50℃ Operation humidity Relative humidity below 80% Working voltage 3.7V Power 3.7V lithium battery Dimensions 61*25*134mm Weight 131.3g     read more

Industrial: *Monitoring blue light radiation hazards in welding *UV sterilization *Graphic arts *Photochemical matching *UV EPROM erasure *Photo resists exposure *Curing of inks, adhesives and coatings. Laboratory: *Weathering''degradation studies'' *UV sterilization *Virology *Microbial genetics *DNA research *Biologic hoods *General laboratory use Features * Professional, high quality UV light meter * Measurable of UVA * UV detector spectrum: 320 nm to 390 nm. * Four range selection switchable. * Exclusive UV sensor structure. * LSI-circuit provides high reliability and durability * Separate UV LIGHT sensor allows user to measure the UV light at an optimum position * LCD display, easy readout Specifications * Display:3 3/4 LCD display, maximum reading 39990. * Measurement Range:0-400 mW/cm2   Four range selectable:400 μW, 4000 μW, 40 mW, and 400mW   (1000 μW/cm2 = 1 mW/cm2) * UV sensor spectrum:bandpass 320 nm-390 nm * Accuracy:±(4%FS + 2dgt) Calibration under the standard UVA light & and compare;Special tested under the environment RF Field Strength less than 3V/M & frequency less than the 30 MHz only * Sensor structure:exclusive UV photo diode & UV color correction filter. * Sample Time:2.5 times/s. * Over Range indication:''OL'' * Weight: 325g(include battery) * Operating Temperature & Humidity:  -10°C to 40°C(32°F-104°F)  0～70%Rh * Power Supply:DC 9V battery, 006P, MN 1604 (PP3) or equivalent. * Power Consumption:Approx. DC 2.7 mA * Dimension:165x50x32mm (photo detector),160x78x43mm (meter body) Accessories * Manual x1pc * 9V Battery x 1pc * Carrying case x 1pc read more

Digital Anemometer GT8907 Digital multifunctional anemometer is a professional instrument for measurement of wind speed, temperature, and humidity. It is designed for wind speed measurement in various environments, such as wind speed measurement engineering, quality control, and health control. It is applied in wind speed measurement for various occasions like factories, schools, offices, transportation routes, families, etc. FEATURES This Digital Anemometer possesses the following features: 1. Measure current wind speed, temperature and humidity. 2. Measurement of current air volume, temperature and humidity. 3. Measure wind speed/ MAX wind flow/min wind flow. 4. 2/3 wind flow value/ average value. 5. Wind speed/flow units and temperature units selection. 6. Measure wind direction angle. 7. Real-time measurement when connecting USB with     computer software. 8. Data storage 960 data. 9. Backlight and data holding(HOLD). 10. Low battery indication. 11. Automatic shutdown setting. Specifications 1.Wind Velocity Range Unit Wind Velocity Range Resolution Lowest Point of start value Accuracy m/s 0.0~45.0 0.01 0.3 ±3%±0.1 Ft/min 0.0~8800 0.01/0.1/1 60 ±3%±20 Knots 0.0~88.0 0.01 0.6 ±3%±0.2 Km/h 0.0~140.0 0.01 1 ±3%±0.4 Mph 0.0~100 0.01 0.7 ±3%±0.2 2.Wind flow range CFM：0-999900 ft3/min CMM：0-999900m3/min Unit Range Resolution Area CFM(FT3/MIN) 0-999900 0.001-100 0.001-9999ft2   CMM(M3/MIN) 0-999900 0.001-100 0.001-9999m2 3.Unit Conversation   m/s Ft/min Knots Km/h Mph 1m/s 1 196.87 1.944 3.60 2.24 1ft/min 0.00508 1 0.00987 0.01829 0.01138 1knots 0.5144 101.27 1 1.8519 1.1523 1km/h 0.2778 54.69 0.54 1 0.6222 1mph 0.4464 87.89 0.8679 1.6071 1 4. Wind Temperature: (1) Temperature Range Unit Scale Resolution Accuracy ℃ 0~45 0.1 ± read more