TESTO 875-2i pro - Page 11

3 Specifications
11
Lens
Characteristic Values
Standard lens 32° x 23°
Telephoto lens
(optional,
testo 875-2i only)
9° x 7°
Aperture 0.84
w
Laser measuring spot marking
Not available in USA, Japan, China.
Characteristic Values
Classification of the
laser
635 nm, Class 2
Audio functions (testo 875i-2 only)
Characteristic
Values
Sound
recording/playback
via headset (included in delivery)
Recording period max. 30 s per image
Power supply
Characteristic Values
Battery type Fast-charging, Li-ion battery can be
changed on-site
Operating time approx. 4 h at 20 - 30 °C (68 - 86 °F)
Charging option In instrument/in charging station (optional)
Mains operation
Yes, with mains unit 0554 8808
Mains unit output
voltage
5 V/4 A