60W Adjustable Temperature Soldering Iron - High Quality 19000 RPM If you put them in

If you put them in the wrong position

33mm Motors can operate at 6V (170 RPM) or 12V (350 RPM)

2 x Small Screws and Caps

thus saving limited battery energy

they are tinned wire end

60W Adjustable Temperature Soldering Iron - High Quality 19000 RPM If you put them inProduct features: Uses latest anti static design with double sided board Imported heating element with great power, high stability, and rapid heating for desoldering in under a minute Thermostat circuit with temperature adjustable range between 200 450C (392 842F) Soldering iron tip compatibility with 900M series 70% lower power consumption compared to ordinary soldering irons Silicon tube handle is comfortable and resistant to high temperatures Anti