The mouth of the press-pliers is made of magnetic steel, which is hard and durable. While using press-pliers, just insert the modular plug into its position and press it. Power switch for saving battery power. Power Supply by DC 9V reduplicated battery( not included ) Can judge wrong connection, short circuit and open circuit. Put cables into both main tester and remote tester. Package includes：1 x Network Crimper, 1x Cable Tester,1 x Wire Stripper,1 x Instructions, 1X yellow network pliers,1X cloth suitcase
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.