This sound level meter meets ANSI, and IEC Type 2 standards and features dual range measurement, fast & slow time weighting, data/max hold functions and a tripod mount for long-term monitoring. Features include; High accuracy of ±1.4 dB meets Type 2 standards, Dual range measurement (High and Low), A & C frequency weighting, Fast & Slow time weighting, Easy-to-read backlit LCD display, Data hold and Max hold functions, Tripod mount for long-term monitoring, Low battery indicator and auto shut off.