XENSIV™ SP490-01-12 highly integrated tire pressure monitoring system (TPMS) sensor for industry-leading TPMS performance Optimized for battery-powered apps, SP49 with flexible wake-up, power management, ultra-low power down current. Wide range of supply voltage ensures a long-lasting battery lifetime (typ. TPMS apps 10 yrs with a CR2032 battery). Generating a wake-up from the integrated interval timer, SP49 is perfect for standalone remote pressure sensing demanding low charge consumption. Wake-up capability and best-in-class sensitivity for on-demand measurements.