1Simple Using: Non slip handle enables comfortable holding, making it suitable for long operation. 2High Efficiency: Large air volume and built in insulation silicone sleeve ensure high efficiency. 3Good Material: Adopting premium material, the shell is not only anti static but also wear resistant. 4Application: Ideal for 858 858D 8858 8586 878 series hot air desoldering station, very practical. 5Easy to Install: All the wires are clearly marked for convenient installation and simple operation. Item Type: Hot Air Gun Handle Material: ABS Working Voltage: 110V Length: Approx. 225mm / 8.9in Yellow Wire: Ground wire, direct welding. Thin Red and Black Wire: Fan wire (red wire connects to positive pole and black wire to negative pole). Thick Red and Black Wire: Heating core sensor wire (red wire connects to positive pole and black wire to negative pole). Blue Wire and Green Wire: Heating core wire (regardless of positive and negative). White Line: Sleep switch line. Adaptation Model: For 858 858D 8858 8586 878 series hot air desoldering station. 1 x Hot Air Gun Handle Please power off first when installing.