●Keyless Bike Lock with 110dB Alarm & Triple Security

3 unlocking methods (app/NFC/code) + 3 alarm triggers (vibration/cut/tamper). Program 4-8 digit codes (256 combos), share with 8 remotes. IP55 waterproof, 5-month 3xAAA battery.

Multi-User Anti-Theft Bike Lock System

1 remote controls 8 locks. 110dB alarm on forced entry. 3 wrong codes trigger siren. Low-battery alerts. Weatherproof design (-14°F to 140°F).

Programmable Bike Lock with Instant Alerts

Set unique codes per user. Remote pairing & vehicle finder LED. 110dB alarm activates in 0.3s if lock moved/cut. IP55 rated. 150-day battery life.

High-Security Bicycle Lock with Cross-Device Control

Control via app/remote/NFC. 256 password variations. Alarm on vibration/battery removal. 3xAAA power (excl.). Share access across 8 devices.

All-Weather Bike Alarm Lock with Code Guard

IP55 waterproof, extreme temp resistant. 110dB alarm deters thieves. 3 unlock modes. 5-month battery. Anti-pry battery cover. 8-remote pairing.