Amazon.com: HUAHAT HuaHat U912 Tire Pressure Monitor System TPMS Real Time Pressure Temperature 4pcs RF Sensors Internal/External Blind Hole for Toyota 5 Year Battery (for Toyota, w/4pcs External sensors) : Automotive
Energizer Lithium Cr2032 Coin Batteries (4-Pack) in the Coin & Button Batteries department at Lowes.com