Lux meter testo 545 / Testo

Compact meter for simple, fast, and precise measurement of illuminance (lux) of all common light sources according to the V-lambda curve to ensure productivity, performance, and health at workplaces. Measurement data can be transmitted to smartphones or tablets via Bluetooth^®. The connection to the free testo Smart App enables configuration of the device as well as display, storage, and documentation of measurements.


-Wide range of applications due to LED compatibility (except single-colour blue LED)
-Acoustic alarm when limit values are exceeded
-Time and point averaging
-Quick in-app configuration, graphic history, second screen, and measurement data memory in the testo Smart App
-Display illumination
-Hold function
-Display of min./max. value
-Dimensions probe (W x D x H): 54 x 134 x 23 mm
-Cable length: 1.4 m


Scope of supply: Lux meter, transport bag, calibration protocol, batteries