1. Material: ABS plastic 2. Twisted pair test: power on (S is slow auto grade, Mis manual) plug the cable into the main tester and the remote tester, the main testers lights will light up from 1 to G in sequence 3. Main Tester: 1-2-3-4-5-6-7-8-G 4. Remote Tester: 1-2-3-4-5-6-7-8-G RJ45/1-2-3-4-5-6 RJ11 5. Suitable for network communication maintenance, wiring network engineering monitoring line maintenance 6. Power supply: 9V 6F22 battery (not included) 7. Interface: RJ45+RJ11 8. Split structure, both ends can be aligned remotely 9. Dimensions: 103x97x27mm 10. Weight: 98 grams