Measurement Range: 50~12,000 FPMDisplay: Large 5 digit 10mm (0.4") LCDResolution: 0.1 FPM (50~999.9 FPM) , 1 FPM (over 1000 FPM)Parameters Measured: Flashes per Minute (FPM)Flash tube type: Xenon lamp with 100 Million flash tube life สินค้าภายในกล่อง1 x DT-840009Digital Handheld Stroboscope Strobe Xenon Lamp Meter Tool with 50 to 12000 FPM1 x Spectroscope with power cable