WSTA643.5 compliants with ROHS standards, it serves avionics repair and wire heat - shrinking during aircraft ground maintenance. It features self - ignition and temp control, with the tip temperature adjustable from 200℃ to 500℃, suiting aerospace - grade wire soldering needs. Its cordless design frees technicians from power sources, ideal for field repairs on grounded aircraft. The butane tank supports one hour of continuous work, and it fits WHC 0152 and WPT 01 tips with a 1.0mm diameter. Lightweight and portable, it ensures precise, efficient fixes for avionic circuits, cutting aircraft downtime and boosting ground maintenance productivity.