Specifications:

• Storage humidity: 10 to 75%RH
• size: 170*58*35mm
• Operating Voltage: 9V
• Operating humidity: 10~90%RH
• Model Number: HT-88A
• Measurement Range: 30~130dB
• Frequency Range: 31.5Hz~8K Hz
• Frequency allocation: A
• Brand Name: Hti
• Storage temperature: -10~60℃ 14~140°F
• Operating temperature: 0℃~40℃ 32~104°F