Has a wide dynamic range and gives virtually instant readings. Ideal for quick and easy environmental sound level checks. Features an accuracy of ±2dB, a fixed ‘A’ frequency rating, and the choice of fast or slow time weightings. Also features the environmental temperature on its Hi-contrast colour LCD display as well as min/max and data hold functions.Single measurement range: 30 to 130dB.Hi-range 100dB, Lo-range 100dB.0.1dB Resolution, accuraccy 2dB (94dB @ 1KHz) .Temperature -20° to +70°C, accuracy ±1.5°C.Supplied with wind muffler and battery.