Product description： QT-AT 502 Chlorophyll Meter can measure chlorophyll content of plants. Chlorophyll content is an important index of plant growth. This instrument is powerful, portable, and easy to use. It does no harm to plants. Users just need to put a leaf tissue larger than 3mm in the aperture, and then press the button to get the chlorophyll content reading.
QT-AT 502 Portable Chlorophyll Meter
Features:
· The measurements can be designated to up to 500 plant names;
· With a storage of 5000 data;
· Be able to delete recent or all of the data
· Designated plant names can be uploaded to the instrument from a computer and data can be downloaded to a computer via USB interface.
Specifications
Measurement System
Optical Density Difference between wavelength of 650 nm and 940 nm
Measurement Range
0 to 99.9 SPAD
Precision
Standard Deviation less than 1
Button
4 buttons, one is for measurement
Display
2 lines x 16 characters
Data Storage
5000 data, including data with designated plant names; The name is up to 32 characters (only only 28 characters shown);
Power Source
2 AA 1.5V batteries
Battery Life
5,000-30,000 measurements per set of 2 batteries, depending on the usage and battery type;
Measurement Time
Less than 1 second;
Dimension
164 x 78 x 49mm (W×H×D);
Weight
225g (without batteries);
Interface
USB
Automatic Shutdown
1 minute without operations (10 minutes with USB connection)
Software:
The software can upload designated plant names to the instrument, also the data can be downloaded to the computer via USB interface. The software can run successfully under Windows 2000/XP/Vista system.
ORIGIN: CHINA
　
Beijing Tel: +86-10-62111044 / Fax: +86-10-62114847 / Add: Suite 6B13 Huajie Plaza, 13 Dazhongsi, Haidian District, Beijing 100098, China
Sales: Sales@Qudao.com.cn / Support: support@qudao.com.cn
Product description: A reasonable assessment of water balance and evapotranspiration is an important part of hydrological cycle; a lysimeter is a useful tool to evaluate the use of water in the soil, water storage and transfer in the same location. QT-3051 series lysimeter can apply to laboratory for the study on parameters relevant to water balance.
QT-3051 series Micro soil lysimeter
To make calculation easy, the height of column barrel of this system is designed to 300 mm, 600 mm, 1200 mm
I'm selling my SHARP CV-10MH 10000 BTU Portable Air Conditioner. It works perfectly fine, I just don't have space for it anymore. I do not have the remote for it. Really great deal for a 10,000 BTU Air Conditioner that is in working order. I will throw in the extension hose also, I use to use it to get the hot air exhaust all the way out the window.
roduct description: QT-PH06S/30S is a durable soil pH meter, it can be inserted into soil and measure soil pH rapidly. No batteries and no special maintenance needed for the meter.
QT-PH06S/30S agricultural soil pH meter
Specifications
QT-PH06S
QT-PH30S
Measurement range
pH: 3~8;
soil moisture: 10~80%
Resolution
0.2
Accuracy
0.2 (Suitable for arable land and teaching experiment)
Operating temperature
5~50℃
Probe length
6cm
30cm
Configuration
pH Meter, manual, portable
LG Electronics 1 ton Portable Air Conditioner with Dehumidifier Function (74 Pint/Day) and Remote Control.
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Product description: QT-ML3 portable soil moisture/temperature meter can be used for the measurement of moisture of various types of soil and media, and it can be used as a basic tool for on-site observation or mobile measurement.
QT-ML3 Portable soil moisture/temperature meter
Principle
Using FDR (frequency domain reflectometry) principle, the sensor emits electromagnetic wave with a certain frequency, the waves transmit along the probe till they reach the bottom of the probe and return to
Product description：QT-CO2 is a fast response carbon dioxide meter with built-in temperature compensation function. It can accurately detect CO2 within the whole temperature range. It is equipped with a ceramic base which has better thermal conductivity, therefore the preheating response is between 2 to 5 minutes.
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Feature:
GPS coordination can be recorded
Record data Automatically or manually
Wireless data transmission via Wi-Fi
Recognize sensors by
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