What's in the box:

TNI-U TU-5684CR 2 in 1 Wire Crimping and Testing Pliers RJ11 RJ12 RJ45 Cable Crimper Wire Stripper Cutter Wire Tester (Black)

This product combines crimping pliers and wire tester in one, which you can crimping/stripping/cutting cables and testing the continuity/short circuit/open circuit/wiring error conveniently.

Features:
2 in 1 design with crimping pliers and wire tester functions.
Suitable for both UTP and STP cables.
Can crimp 4P, 6P and 8P connectors.
Test cable for continuity/short circuit/open circuit/wiring error.
LED signal indication from low to high; low battery indication.
Ergonomic design and anti-rust coating, high durability and long service life.
The wire tester is detachable to meet different needs.

Specifications:
Color: Black
Material: Steel + ABS
Compatible Connectors: 4P4C, 6P4C, 6P6C, 8P8C
Compatible Wire: RJ11, RJ12, RJ45
Power Supply: DC 4.5V(3 * LR-44 Batteries, NOT Included)
Item Size: 190 * 70 * 28mm / 7.5 * 2.75 * 1.1in
Item Weight: 360g / 12.72oz
Package Size: 26.5 * 10.5 * 3cm / 10.4 * 4.13 * 1.2in
Package Weight: 396g / 14oz

Package List:
1 * 2 in 1 Crimping Pliers