ZWIN-AWA5688 Acoustic measuring instruments FEATURES ❖Ahandhold noise measuring instrument ❖Multifunction and user- friendly sound level meter ❖240^320 color screen ❖Measure range up to 133 dB ❖Comply with IEC 61672Class 2 ❖Comprehensive noise measurements ❖ Environment noise certification ❖Noise profile measurement of industrial noise ❖Peak C sound level measurements ❖Impulse noise measurements ❖Workplace noise assessments ❖Industry boundary assessments Frequency Range:20 Hz ~ 12.5kHz ± 1 dB (not including microphone) Total Measurement Range:28dB-133dB Self-generated Noise: <23 dB(A), 28 dB(C), 35 dB(Z) Power Supply:4X LR6 alkaline battery 5 V external power supply Battery Life:Longest time of 30 hours continuously with 4X LR6 alkaline battery Address:No. 8, Haitai Development 5th Road, Huayuan Industrial Park, Binhai High-Tech Zone, Tianjin TEL:+86 02223778895 Website:http://en.zwinsoft.com Email:[email protected]