<p>✿ Compact, heavy-duty stainless steel body and practical orange paint for long life.</p><p>✿ It is portable and can be used for high-altitude operations.</p><p>✿ Compact size, lightweight and portable, easy to take around with you.</p><p>✿ Knob button design, easy to adjust the current, quickly arcing and anti-stick.</p><p>✿ Anti-electricity, waterproof shells design.</p>