2 in 1 Laser Rangefinder Higher Accuracy 40/60 m Rangefinder Steel Tape Laser Distance Meter

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Features:

2 in 1 Laser Rangefinder & Higher Accuracy: 2 in 1 5m measuring tape and 40m/60m laser distance meter for measuring objects, high accuracy: ±2mm. The metal back clip design to hang on a belt or pants for hands-free use.

Better Operation: Operate with ±9mm automatic calibration and pull ruler auxiliary in measuring, clear LCD display with backlight digits for easy readings. Strong lock button for tape measure automatic locking and springback.

Multiple Measurement Modes: Distance (single/continuous) measurement with front and rear benchmark. Benchmark compensation makes every millimeter more accurate as the hook is movable when use tape measuring.

Various Settings: 3 measurement units: m/in/ft, automatic shutdown without operation 150s. 19mm width of tape measure is softer and more durable, not easy to break. Activity magnetic tape hook and self locking function, easy to use without injury to hands.

Wide Applications: Can be used in construction and industries, especially in large areas such as rooms, apartments, buildings, real estates, factories, warehouses, housing measurement, etc.

 

Specification:

Measuring Range of Tape Measure: 5m

Measuring Range of Laser Rangefinder: A: 40m / B: 60m

Measuring Accuracy: ±2mm

Resolution: 1mm

Distance Unit: m/in/ft

Benchmark: Front/Rear Reference

Benchmark Length: 82mm / 3.2in(Rear Benchmark = Front Benchmark + 82mm)

Self-Calibration: ±9mm

Material: ABS + TPE

Laser Type: Class II, Laser Wavelength 635nm, <1mW

Battery Life: About 8000 Measurements

Laser Auto Off: 20s

Operating Temperature: 0~40℃

Storage Temperature: -20℃~60℃, 20%-80%RH

Battery: 2 * 1.5V AAA Battery(Not Included)

 

Package included:

1 x Measuring Tape Laser Rangefinder

1 x User Manual

LR4011 Detector Geiger Counter High Accuracy Nuclear Radiation Counter Nuclear Personal Dosimeters Detects Combined Beta Gamma X-Ray Radiation Tester

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Descriptions:

 

Thanks for choosing LR-4011 geiger counter , LR-4011 digital hand-held geiger counter is used for detecting and measuring ionizing radiation used widely in applications such as radiation dosimetry, radiological protection, experimental physics and the nuclear industry. LR4011 geiger counter detects ionizing radiation such as Beta Gamma X-ray  

 

.  Professional Radiation Detectors For A Safer World

.  Detects Combined Beta Gamma X-Ray

.  Trusted Technologies High Accuracy Geiger Counter.

.  Educational And Easy To Use

 

 Features:

 

. Detects Combined Beta(β) Gamma(γ) X-Ray

. Sensor Type: GM tube

. Energy Range: 50kev-1.5mev less than 30%

. Relative intrinsic error of less than plus or minus 10%

. Sensitivity: 80cpm / USV / co-60

. The maximum dose equivalent rate: 99.99usv / h

. The use of ambient temperature -25 +45 Relative humidity less than 95%

. Power supply: 2 ×AA Ni-MH Rechargeable Battery, or powered by usb port

 

Operating Instruction :

 

Alert Threshold key : Press Alert threshold button to set alarm value ,when radiation reaches a danger level ,the geiger counter will alarm,the minimum alarm value is 0.5usv/h

Power key :Press Power key to start/shutdown

Mute/sound key : press key to Mute/sound

Start/pause key : press key to start/pause

Package Includes:

1 x LR-4011 Geiger Counter