... quality. 3.Fast shipping Mini Battery Operated Soldering Iron introduce :For Automotive, Field Service, Telecom, Electronics, Marine, and Circuit Boards! ... tip reaches its working temperature of 365°F/185°C in 12 seconds for soldering up to 160 joints with fully charged ... pen-like shape and cordless operation. SI-B161 is great for automotive, field service, telecom, electronics, marine, and light PCB ...