Tymate TM7
By Tymate · car-tech
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Amazon price from $29.99 observed on 2026-09-30 (range $29.99–$35.99; list $44.99).
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Screw-on smart TPMS for cars without factory sensors: 0–87 PSI monitoring with 6 alarm modes on a color LCD display (12V-socket powered with dual USB ports).