Model Number: KL-731 Brand Name: TLead Key Specifications/Special Features: Range: 0 - 9,990ppm (mg/L)Resolution: 1ppm (also available in 10ppm)Accuracy: +/- 2%Power source: 2 x 1.5V button cell batteries (included)Battery life: over 1,000 hours of continuous use

Dimensions: 15.5 x 3.1 x 2.3cm (6.1 x 1.25 x 1")

Weight with case: 76.5g (2.7oz)

Weight without case: 56.7g (2oz)

Ideal for commercial use

Includes a carrying case with belt clip

Highly efficient and accurate due to its advanced microprocessor technology

Hold function: saves measurements for convenient reading and recording

Auto-off function: meter shuts off automatically after 10 minutes of non-use to conserve batteries

Measurement range: 0-9990ppm

From 0-999ppm, the resolution is in increments of 1ppm

From 1,000 to 9,990ppm, the resolution is in increments of 10ppm, indicated by a blinking "x10" image

Display: large and easy-to-read LCD screen

Factory calibrated:

• Recalibration is not necessary, but can be done easily with a watch screwdriver
• There's no need for messy solutions

Also available in "x10" mode: reads in increments only of 10ppm (0-9,990ppm)