... ,000FC High accuracy in measuring,reflcet quickly The function of peak value is locked,it could track the pulse which is more ... than 100ms and lock the peak value. Reading locked function,it could locked the measuring value It display the symbol and unit ... SPECIFICATIONS Display: 3 1/2 digits LCD display, maximum reading value display 1999 Range gear: 200Lux, 2,000Lux, 20,000Lux,200 ...