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Measuring range: 0 to +1999 ppm
Accuracy: ±3 ppm (0 to +29 ppm); ±10 % (+30 to +1999 ppm)
Resolution: 1 ppm
Battery type: 2 AAA micro batteries
Battery life: 150 h (with beeper switched off)
Included: testo 317-3 ambient CO meter, soft case with belt clip, hand strap, earbud, 2 AA batteries, instruction manual
