TESTO 815 - Product Description

3. Product Description
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3. Product Description
3.1 Display and operating elements
3.2 Supply voltage
Voltage is supplied by a 9V block battery Type 006 P or IEC6F22
or NEDA 1604 (included).
On/Off
button
Fast/Slow
button
Display
Min/Max
button
A/C
weighting
Level
button
Battery
compartment
(rear)
Calibration screw
Microphone