Measuring Devices

On Balance DZT-100-BK is a digital pocket scale equipped with a massive tray. When not in use for weighing, the scale is store compactly and conveniently in the tray.

• stainless platform
• capacity: 100g
• readability: 0.01g
• scale dimensions: 12.7 x 7.6 x 1.9cm
• platform size: 7.5 x 6.5cm
• weight: 113.2g

On Balance DJ-100-RD is a compact digital scale in the shape of a jewelry box that fits comfortably in the palm of your hand.

• detachable lid / tray
• stainless platform
• capacity: 100g
• readability: 0.01g
• scale dimensions: 9.5 x 6.2 x 1.9cm
• platform size: 5.4 x 5.5cm
• weight: 72g

The On Balance DJ-100-RD is a compact jewelry box-shaped digital scale that fits comfortably in the palm of your hand.

• removable cover / tray
• stainless steel base
• capacity: 100g
• measurement up to: 0.01g
• scale dimensions: 9.5 x 6.2 x 1.9cm
• base dimensions: 5.4 x 5.5cm
• weight: 72g

The On Balance Tuff-Weigh Pocket Scale Tuff-100-BK is a rugged pocket scale with an impact-resistant case with a rubber grip and a removable lid that can be used as a pan. The scale has an automatic shutdown function, overload protection and 6 weight measurement modes.

• removable cover / tray
• shockproof case with rubber grip
• capacity: 100g
• measurement up to: 0.01g
• 6 measurement modes: grams (g) , ounces (oz) , carats (ct) , grains (gn) , triple ounces (ozt) , denarius weight (dwt)
• scale dimensions: 14.2 x 8.5 x 2.4cm
• weight: 180g
• batteries: 2 x AAA ( included )

The CO ₂ desktop measuring station helps to monitor all climate parameters in your greenhouse . It is used to measure the CO ₂ concentration, temperature and relative humidity of the air with a visible LED alarm. It is the ideal device for monitoring the air quality in your indoor garden.

• large LCD-display that simultaneously shows: CO ₂ concentration , temperature and relative air humidity , calendar (m/d) and time (clock)
• desk stand, can be mounted on a wall or hung between plants
• stores min/max measurements
• records the measurements taken on an SD card (8GB included)
• 6 emoticons indicating room CO2 levels (350/450/700/1000/2500/5000ppm) for easy CO2-concentration
• automatic calibration function
• red indicator ( Alarm ); green indicator ( Save data )

This smart, compact and easy-to-use device has been developed to measure CO ₂ concentration and indoor air temperature. The CO ₂ small measuring station is ideal for use in offices , schools , conference rooms or at home , where comfort and personal health are of primary importance.

• measures CO ₂ concentration and air temperature
• automatic calibration every 8 days
• power cable (included): to standard USB 2.0 port

3 different LED indicators show the current air quality status:

1. Red indicator: ( >1200ppm )
2. Yellow indicator: ( 800-1200ppm )
3. Green indicator: ( <800ppm )

Active Eye Analog Light Meter is an analog light meter (lux meter).

• Easy to use.
• Without battery.
• No need for calibration.

liquid pH test - accuracy 0.2

Easy-to-use, low-cost and economical working solution acidity test.

Pour the solution you are going to measure into the tube provided. Add a few drops of the indicator solution and dilute. Read the pH according to the color on the scale.


contains 30ml, enough for 150 measurements
pH range 5.6-7.4, reading accuracy 0.2

• Capacity: 3ml
• Material: plastic
• The pipette is not sterilized

• Capacity: 5ml
• Material: plastic
• The pipette is not sterilized