exclamation mark sign on white background

white warningmessage warning urgent urgency symbolsign symbolizing symbol signals signalmark signage sign safetywarning safety safeguard recognition publicsign publicnotices publicalert noticeboard notice mark isolated indicator importantmessage important importance highlight exclamation emergencywarning emergencyalert emergency danger cautionsign caution bright background attentiongetter attentionalert attention alertsystem alertsign alert