Product Description LSRF-3 Lamp start, Run-up time and Light Flickering Analyzer - Flicker Tester is equipped with Class A fast photometric probe, so the sampling speed is up to 100kHz. It fully meets the requirement of BASIC, Energy Star V2.1, IEC TR 61547-1:2020 IEC-Pst, CA CEC, ASSIST, CIE TN006-2016 CIE SVM, IEEE Std 1789 standards, etc. It is professional for flicker test of LED lights and lamps, energy-saving lamps, etc. According to EU directives 1194/2012, 2009/125 / EC, SASO2902, COMMISSION DELEGATED REGULATION (EU) 2019/2015, COMMISSION REGULATION (EU) 2019/2020 and IEC60969 "Self-ballasted Lamps for General Lighting Services-Performance Requirements" and other requirements. The LSRF-3 can connects with PC via USB cable. The English version software can be run in Win7, Win8 and Win10, Win11 (The driver was Certificated by Microsoft) Lamp Flicker test interface needs to work with LISUN Integrating Sphere, DC Power Source and Standard Light Source, it also can be added in LISUN LPCE-2 /LPCE-3 Integrating Sphere System or LSG-6000/LSG-1890B/LSG-1800A Goniophotometer or LSG-6000CCD/LSG-1890BCCD/LSG-1800ACCD Goniospectroradiometer.