Aurosports 8-in-1 Electronic Soldering Iron Kit with Tool Carry Case Excellent product experience: Soft grip designed to reduce slippage, LED indicator and avoid burnt Better heat dissipation efficiency: help to reduce the temperature of handle, and avoid the plastic Upgrade PCBA: the Chip Fixed Resistor we used help the solding get hot faster, more stable quality. Necessary accessory: 5pcs tips make solding iron easy to fit. Free carry case: makes it easy to neatly store all tools and very simple to take on the road