Specification Brand : GOLDEN BLUE Label : GOLDEN BLUE Manufacturer : GOLDEN BLUE ProductGroup : Home Improvement ProductTypeName : MULTITOOL Publisher : GOLDEN BLUE SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31lh-KYnhDL._SL75_.jpg SmallImage_Width : 75 Studio : GOLDEN BLUE Title : MT-4618 Precision Noise Tester Automatic Large Range (30~130 dB) Backlit LCD Digital Display Automatic Power-off