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The Testo 545 light (Lux) meter comes complete with zip style case, batteries and calibration protocol
The Testo 545 is a compact handheld device which is ideal for measuring light intensity in everyday applications. The instrument has an accuracy of ± 3 %, ± 1 digit, and a range of 0 to 100 000 Lux along with a battery life of up to 70 hours. The measuring instrument is compatible with almost all commercially available LED's and thus ensures you a wide range of applications (except single-colour blue).
The 545 can also be used with the free to download Testo Smart App that turns your smart phone or tablet into a second display. This easy to use software has menus for numerous applications, and you can create digital reports with photos that can be e-mailed.
Measurement range 0 to 100,000 Lux
Accuracy ± 3 % of m.v. ±1 digit : Class C, corresponding to DIN 5032-7 / EN 13032-1, Appendix B, f1 = 6 % = V(Lambda) adjustment, f2 = 5 % = cos-true evaluation, Total ≤ 15 %
Resolution 0.1 Lux (<10 000 Lux) and 1 Lux (over the remaining range)
Storage temperature - 20 to + 50 °C
Operating temperature 0 to + 50 °C (Probe)
Battery type x3 AA batteries
Battery life 70 h (Typical)
Weight 288 g
Dimensions 149 mm x 60 mm x 28 mm (instrument), 135 mm 54 mm x 23 mm (probe)