Best Portable Spectrometer For Environmental Monitoring

Kestrel 4250 Racing Weather Meter

Handheld portable weather station for racing teams to monitor and record track-side environmental measurements.
Digital display and onboard data logging and graphing.
Senses wind speed, temperature, humidity and pressure and displays up to 16 total measurements on large, clear LCD. Options include Bluetooth wireless data transfer.
Waterproof (IP-67), floats, drop-tested to military standards (MIL-STD-810G), patented.
Includes soft pouch, neck lanyard, 2 Energizer° Ultimate Lithium AAA batteries and 5-year warranty.
Used in competitive racing, drag racing, pit crews, engine performance monitoring and more.

range: -2.00 to 14.00 pH, 32 to 122˚F (0 to 50˚C).
Auto. Power-Off: 8 minutes without operation.
Easy 1-3 points auto. calibration, recognizes 5 types of solutions (1.68, 4.00, 7.00, 10.01, 12.46).
Auto Temp. Compensation (ATC) ensures accuracy in various temperatures (32-122˚F).
High quality replaceable glass pH probe, suitable for regular water solutions e.g. pools&spas, hydroponics, environmental monitoring, cooling towers, beverage, etc..
Large LCD with 3 backlit colors (indicating different modes), dual display of temp./pH, and reminders of completed calibrations and stable readings.
COMPLETE KIT with READY-TO-USE calibration solutions, calibration bottles, storage solutions, AAA batteries, and a lanyard all in a rugged portable case.

...rofessional Marble Detector with LCD Display..
【Wide Application】: Professional portable Geiger radiation protection and high accuracy and stability of the product, widely used in material testing and radiation testing, very suitable for daily use, hospital, industry, etc. It can be used for material inspection, environmental testing, radiation protection, radiopharmaceutical detection, etc..

High Quality: The probe adopts imported DS18B20 temperature sensor chip, each pin of the chip is separated by a heat shrink tube to prevent short circuit, internal sealing glue, waterproof and moisture-proof..
Temperature Range: -55°C〜+125°C （The lead can only withstand a high temperature of about 85°C）,within the range of -10℃～+85℃, the accuracy is ±0.5℃..
Output Lead: red (VCC), yellow (DATA), black (GND).
Application Scope: temperature monitoring of cold storage, telecommunications room monitoring, environmental monitoring, air conditioning monitoring, household refrigerators, etc..

【Wide Application】Widely used in aviation industry, marine operations, environmental monitoring, all kinds of fan manufacturing, ventilation, air conditioning systems and other fields..
【Ideal Choice】Reasonably function keys, the keys feel good and the function keys are distributed reasonably, it can use conveniently..
【High-quality Materials】This digital anemometer is made of high quality plastic, it is durable and with streamlined shape, beautiful appearance, good workmanship..
【Small and Portable】Exquisite and compact, easy to carry and measure, switch display of multiple wind speeds units, low power prompt..
【Professional Made】Auto sensing backlight, humanized design, new low power chip design, high range..

Applications:Remote Data Monitoring and Control, Water, gas and oil flow metering and schedule, Power station monitoring and control, Oil field, weather forecast, environmental protection, street lamp monitoring and control, Fleet management, Vending Machine, etc..
Industrial design, making it a reliable cellular solution for data collection and transmission.
Reliable GSM/GPRS/EDGE/UMTS/HSPA network connectivity, providing fast and cost-effective long-range wireless applications.
Quad-band GSM/GPRS/EDGE 850/900/1800/1900 MHz.

Essential features: High-resolution widescreen.
Outstanding quality: Rigorous testing and process-quality monitoring help ensure long-term performance reliability.
Environment-conscious: Built to comply with the latest environmental and regulatory standards.

Essential features: High-resolution widescreen.
Environment-conscious: Built to comply with the latest environmental and regulatory standards.
Outstanding quality: Rigorous testing and process-quality monitoring help ensure long-term performance reliability.