TMD’s keyless bike lock is a $280 solution to a $60 problem

TMD’s $280 keyless bike lock combines Bluetooth proximity sensors, motion alarms, and a hardened steel core wrapped in Dyneema and Kevlar. The lock, designed for $10,000 e-bikes, features ART-2 certification and is marketed as an insurance-friendly solution. The company initially secured ATMs for banks before entering the bike lock market.