• Dual USB intelligent fast charge, 3.1A automatic shunt, multiple intelligent protection.
• Concentration of carbon monoxide and battery voltage alternating LCD display, LED lights indicate different status.
• High and low car battery sound and light alarm
• Sound and light alarm of exceeding carbon monoxide concentrations. With functional test button.
• Product failure or end-of-life sound and light alarm.
• Product design life of 10 years.