Fangrui Product Details 1. Bicycle Lock Anti-theft Remote Control Mountain Road Bike Excellent Cycling Security Lock Vibration Alarm Bicycle Accessories 2. Description: 3. Brand: Neutral 4. Colour: Black 5. Material: Plastic 6. Do You Need A Battery: Yes (9v Battery: The Product Does Not Contain A Battery, You Need To Take Another Battery) 7. Product Accessories: 1 X Vibration Alarm 1 X Remote Control 2 X Screw Set 8. Product Size: 10*4*6.5cm 9. Product Weight: 84g 10. Features: 11. Tips: 12. We Serve You Wholeheartedly, And The Customer Service Online Will Answer Any Questions About Your Purchase. 13. Specifications: 14. Security And Anti-theft: Wireless Vibration Alarm With Infrared Remote Control, Using Microcomputer Technology, High Sensitivity, Safe And Reliable. 15. Waterproof And Rainproof: After Sealing Processing, It Has A Good Waterproof Effect. 16. Simple Operation: Easy To Install, Directly Stuck To The Screw Set Of The Frame, Easy To Disassemble, And More Convenient To Use. 17. Carry It With You: Small And Light, It Can Be Put Into A Bag Or Stuck On The Body When Riding, So There Is No Need To Worry About Nowhere To Put It. 18. Wide Application: One Lock With Multiple Functions, Suitable For Motorcycles, Electric Vehicles, Bicycles, Etc. 19. Package Included: 20. 1 X Vibration Alarm 21. 1 X Remote Controller 22. 2 X Screw Sets 23. Notes: 24. Duetothedifferencebetweendifferentmonitors,thepicturesmaynotreflecttheactualcoloroftheitem. 25. Comparethedetailsizeswithyours,pleaseallow1-3cmerror,duetomanualmeasurement. 26. Pleaseleavingamessagebeforeyougivethebadfeedback,iftheproductshavesomeproblems. 27. Thanksforyourunderstandings.