TENMARS TM 102 Digital Sound Level Meter

DISPLAY ? Backlight 3 1/ 2 digits LCD Digital display FUNCTIONS ? Standard : IEC61672-1 ? Auto Range, Auto Power Off, Data Hold ? Function keys : Max/ Min Function ? Measuring Level range: 30 ~ 130dB. ( Autoranging ) ? A C Frequency Weighting ? Fast  Slow dynamic characteristic models. ? Frequency range: 31.5Hz ~ 8KHz. ? Accuracy : 1.5dB. ? Dynamic rang: 50 dB. ACCESSORIES ? User? s manual ? Carrying case ? Battery 9V x 1 pc POWER SUPPLY ? Battery type : 9V NEDA 1604, IEC 6F22, JIS 006P x 1 pc ? Battery life : 50 hours ( with alkaline battery) OPERATION CONDITIONl ? Operation Condition : 5 ~ 40 (  80jRH.) ? Storage Temperature : -10 ~ 60 (  70jRH.) DIMENSION ? Meter : 280x80x32mm ( LxWxH) Weight : about 290g ( battery included)