The (BOX OF 10) TPMS 17-43041 Smart Sensor Multi Frequency Snap In is a set of ten programmable tire pressure monitoring sensors designed for vehicles. Manufactured by 31 Incorporated, these sensors are suitable for both front and rear placement on vehicles. With a California Prop 65 Warning for cancer and reproductive harm, these non-customizable sensors are ideal for vehicles needing accurate tire pressure monitoring. The multi-frequency capability ensures reliable performance, making it a valuable addition for car and truck owners looking to maintain proper tire pressure for safety and efficiency.