The ZDFD200E Bike Anti-theft Alarm is a professional-grade security device designed for motorcycles, bicycles, and electric vehicles. Easy to install with adhesive tape or cable ties, it's the perfect security solution for bikes, e-bikes, and more. Factory-direct with OEM/private label support for wholesale partners.
3D Displacement Sensing – Three-dimensional sensing technology accurately identifies theft while reducing false alarms from noise or environmental interference
7-Level Sensitivity Adjustment – Customizable sensitivity from high to low with 7 tone prompts (Do-Re-Mi-Fa-So-La-Si) for different security needs
Powerful Alarm
110dB Loud Siren – High-decibel alarm effectively deters thieves and alerts surrounding area
6 Types of Alarm Sounds – Multiple sound options for personalized alerts
Smart Safety Functions
SOS Fall Alert – Automatically triggers alarm when vehicle tilts more than 45° (accidental fall); stops when vehicle is righted
Car Search Function – Locate your vehicle easily with remote control (20-50m range in open area)
Low Battery Warning – “Du..Du..” sound indication when arming/disarming alerts you to replace batteries
Long Standby & Power
1+ Year Standby Time – Ultra-long battery life for daily use
Power Source – 2 × AA batteries (host)
Low Static Current – Average 79uA for extended standby
Remote Battery – CR2032 coin cell
Durability & Protection
IP55 Waterproof & Dustproof – PC housing with UV resistance and built-in waterproof ring, withstands harsh outdoor weather
Wide Operating Temperature – -20°C to +60°C
Operating Humidity – ≤90%
Easy Installation
Multiple Installation Locations – Basket, under seat, rear seat, battery compartment, etc.
Two Mounting Methods – Double-sided adhesive tape or cable ties
Installation Tips – Avoid metal-enclosed spaces to prevent signal shielding; concealed installation may slightly reduce alarm volume