Product description: QT-2012 Portable Leaf Area Meter can be easily used to measure excised or growing leaves and gain fundamental indices that is useful for teaching and research of plant physiology, such as leaf area, perimeter, leaf length, leaf width and so forth. Also this leaf meter is suitable for the laboratories of universities and research department of Agriculture and Forestry sectors, with its assistance in the research on cultivation and breeding of crops, forest, flowers, fruit trees and vegetables. 

Features:

1. Bluetooth wireless transmission can make data transmission to devices with Bluetooth function, such as smartphone (Android).

2. Scanned data is stored in Micro SD card in JPEG format, which can be transmitted to computer, cellphone, smartphone (Android) and other mobile devices with Bluetooth wireless transmission.

3. Simple structure, fast and accurate measurements, easy to use and maintain.

4. Built-in lithium battery and USB rechargeable, long-lasting, safe and environmental-friendly.

5. The meter is equipped with a backlighting plate and transparent film.

6. The professional analyzing software can measure leaf area, perimeter, length, width, length-width ration, and number of saw teeth. In the meantime, it allows uses to customize their own measurement, such as leaf stoma area, morphological analysis of irregular leaves and scab color clustering etc.

Technical Parameters:

Number of sensors	5136 dots
Resolution	High：600x600 dpi；Low：300x300 dpi
Maximum scanning speed	High resolution (color/black and white):8 s/page, 5 s/page; Low resolution (color/black and white): 3 s/page, 2 s/page
Scanning width	About 220mm
Scanning Length	Low resolution：up to 134cm   High resolution：66cm
File Format	JPEG
LCD	Display scanning data
Auto power off	3 minutes without operations
USB	USB2.0
Storage Mode	Micro SD/SDHC Card 4GB
Battery	4.2v 800mAh rechargeable Lithium battery
Charging Time	About 3 hours
Weight	About 140 g (including battery)
Backlighting Plate	35cm*27cm

Made in China