Features Good Material Powered by 1 x 9V 6F22 battery, which is not included, the network cable tester made of premium ABS is very durable. Easy to Use The ergonomic design along with the rounded corners allows for easy clamping, which also greatly improves the safety in operation. Smart test: turn on the switch and plug in the internet cable, and lights 1 to 8 will turn on, indicating that the connection is good. Split designs: host separation, convenient for long-distance detection up to 100 meters, wide measuring range and high accuracy. EASY TO CARRY - Comes with light weight and compact size, the net tester also has a bag for easier carrying. Specification: Item Type: Network Cable Tester Material: ABS Battery: 1 x 9V 6F22 battery, without battery. Package List: 1 x Network Cable Tester 1 x User Manual 1 x Storage Bag Package List 1 x Network Cable Tester 1 x User Manual 1 x Storage Bag