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adding a vacuum protection
rockwool cubes
see the Instructions Sheet or refer to the Instructions Tab to the right (desktop) or below (mobile)
Adjustable head with 4 angle settings - 45
HM Digital TDS-3 Handheld TDS meter air-purification adding a vacuum protectionDescription Product Details: Ideal for commercial use, the TDS 3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurement range of 0 9990 ppm. From 0 999 ppm, the resolution is in increments of 1 ppm. From 1000 to 9990 ppm, the resolution is in increments of 10 ppm, indicated by a blinking image. Specifications Dimensions: 7. 5L x 6. 9W x 3. 0H (CS) 7. 0L x 3.