Nestamp Sound Detector FSD-Q5 Nestamp Sound Detector for Swiftlet Farming Equipment Swiftlet House Measurement Swallow House

The FSD-Q5 is an entry-level high frequency sound level meter that is designed for the measurement of swiftlet bird house or workplace noise level. Built-in bright LEDs(Red Blue Green flashing) alert user when sound level is too high or too low. LEDs can be read from 30m(100ft). It's intuitive design makes it easy for users to measure sound level and help determine the degree of hearing protection require.Measurement ConsiderationsDo not store/operate the meter in ares of high temperature or humidity.Keep the meter and microphone dry.Avoid severe vibration when using the meter.Remove the batteries when the meter will be stored for long period of time.Battery ReplacementIf 9V batteries are used, they are located in the rear battery compartment, when the icon appears on the meter's(Red LED flashing) it is time to replace the battery.Turn power off.Open the rear battery cover.Insert the battery into the battery holder clip, observing the correct polarity.Put the battery cover back in place.CautionsThis device is not a toy and must not reach children's hands. It contains hazardous objects as well as small parts that the children could swallow. In case a child swallows any of them, please contact a physician immediately.Do not leave batteries and packing material lying around unattended; they can be dangerous for children if they use them as toys.In case the device is going to be unused for an extended period of time, remove the batteries to prevent them from draining.Expired or damaged batteries can cause cauterization on contact with the skin. Always, therefore, use suitable hand glove in such cases.See that the batteries are not short-circuited. Do not throw batteries into the fire.