Features Smart EMF Tester: This EMF detector can be used to measure the electromagnetic field to identify the equipment generating high radiation. Wider Test Range: From 50Hz to 2000MHz, this EMF meter with wide test range and high accuracy will largely facilitate protection and safety. Easier Operation: Hold the EMF meter and slowly approach the tested object until it comes into contact. The closer the distance, the greater the EMF. Broad in Utility: Allows for extensive application in a variety of places, including but not limited to home, outdoor, office and so on. Simpler Carrying: Comes with a compact size and a light weight as well, the EMF tester can be conveniently carried as you like. Specification: Item Type: EMF Meter Model: DT-1130 Material: ABS Scope of Application: For household appliances such as televisions, fans, lights, air conditioners, alarm clocks, refrigerators, etc. Bandwidth: 50Hz-2000MHz Sampling Time: Approximately 0.4s Power Supply Battery: 1 x 6F22 9V dry battery with 280mAh capacity, the battery is included with the kit.   Package List:1 x EMF Meter1 x Battery1 x User Manual Package List 1 x EMF Meter 1 x Battery 1 x User Manual