Generic B09D148P3D Smart Bike Chain Lock: Bluetooth connect via app for easy use
For the urban cyclist who needs a reliable lock for daily commutes or weekend rides, this Smart Bike Chain Lock simplifies security. It replaces the hassle of keys with a straightforward app, so you can lock and unlock your bike with your phone. The 115dB alarm activates instantly if someone tampers with your bike, giving you a crucial alert before theft occurs.
We designed this lock for real-world use. The Bluetooth connection remains stable even in crowded areas, and the IP55 waterproof rating means a sudden rainstorm won't disable it. You get peace of mind knowing the alarm will sound loudly enough to deter thieves, while the app provides clear instructions in English for easy setup. This lock isn't just about security; it's about making your ride worry-free from start to finish.
Features
- Loud 115dB alarm for security
- Waterproof IP55 certified
- No key needed, app-controlled
- Durable and long-lasting build
- Bluetooth connect via app for easy use
General specs
- Brand: Generic
- Model: B09D148P3D
- Seller: Amazon
- ID: B0DC725DS8
- Brand: Generic
- Width: 5.51 cm
- Height: 3.40 cm
- Length: 9.19 cm
- Weight: 0.68 kg
- KeyType: Keyless
- UserGuide: Video guide included
- Durability: Impact-resistant, Long battery life
- AlarmVolume: 115 dB
- ChainLength: 78.74 cm
- NumberOfItems: 1
- AlarmSafetyNote: Exposure >15 minutes causes ear damage
- LanguageSupport: English
- LockingMechanism: Bluetooth, App-controlled
- WaterproofRating: IP55
- First listed by seller: 12/9/25
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Shipping options
United States
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| Brand | Generic | eLinkSmart | Anweller | Dhiedas | Dhiedas | Dhiedas |
| Model | B09D148P3D | YL-C61-black | C8 | C8BFK | C6-100 | C6 |
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| Price | $37.99 | $48.99 | $59.99 | $56.99 | $38.69 | $38.69 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | December 9, 2025 | January 21, 2026 | January 21, 2026 | January 21, 2026 | January 21, 2026 | January 21, 2026 |
| Brand | Generic | eLinkSmart | Anweller | Dhiedas | Dhiedas | Dhiedas |
| Width | 5.51 cm | 2.36 inches | 1 inches | 1 inches | 8 inches | 2.36 inches |
| Height | 3.40 cm | 8.66 inches | 2.8 inches | 2.36 inches | 2.36 inches | 8 inches |
| Length | 9.19 cm | 7.09 inches | 1.6 inches | 1 inches | 7.09 inches | 7.09 inches |
| Weight | 0.68 kg | 1.67 pounds | 3.3 Pounds | 1.66 pounds | 2.05 pounds | |
| ChainLength | 78.74 cm | 100 cm, 3.28 feet | 3.3 feet | 3.28 feet | 3.28 feet | |
| NumberOfItems | 1 | 1 | 1 | 1 | 1 | |
| UnlockMethods | Fingerprint, App via Bluetooth | Fingerprint, App, Apple Watch, Mechanical Key | Fingerprint, Bluetooth APP, Apple Watch | Fingerprint, Bluetooth APP, Apple Watch | ||
| IncludedAccessories | Waterproof Carrying Bag | Bike Chain Lock, USB-C Cable, English Manual, 2 Keys | Bike Chain Lock, USB Cable, Instruction Manual | |||
| UnlockSpeed | 0.2 seconds | 0.2 seconds | 0.2 seconds | |||
| CompatibleDevices | Electric Scooter, Bicycle, Gate, Fence, Skateboard, Tool Box, Ladder, Grill, Lawn Mower, Motorcycle, Truck Bed | Double door, French door, Refrigerators, Front door, Garden door, Wardrobe, Stroller, Bicycles, eBike, Scooter, Fences, Motorcycle, Ski, Snowboard | Double Door, French Door, Refrigerator, Front Door, Garden Door, Wardrobe, Stroller, Bicycle, eBike, Scooter, Fence, Motorcycle, Ski, Snowboard | |||