ROCKBROS Smart NFC U-Lock | Keyless eMoto eBicycle Security

The ROCKBROS Smart NFC U-Lock brings quick, keyless access to everyday bicycle security. Its NFC sensing system unlocks with a single tap from a compatible authorized credential, eliminating the need to enter a combination or handle small controls while wearing gloves.

A built-in 600mAh rechargeable battery supports extended use between charges. When power runs low, the Type-C charging port provides a convenient way to recharge the lock. A mechanical key offers dependable backup access if the battery becomes fully depleted.

Protected for Everyday Riding

A soft silicone shell wraps around the lock to create a comfortable, slip-resistant grip. The coating helps reduce scratches and abrasion against the bicycle frame while adding protection from impacts and regular wear during transport.

Waterproof treatment helps protect the internal components from rain and changing outdoor conditions. No specific waterproof rating is provided, so the lock should not be submerged or exposed to high-pressure water.

Technical Information

• Brand: ROCKBROS
• Lock type: Smart bicycle U-lock
• Primary unlocking method: NFC one-touch sensing
• Backup unlocking method: Mechanical key
• Battery capacity: 600mAh
• Charging connection: Type-C
• Exterior protection: Soft silicone shell
• Weather protection: Waterproof-treated construction
• Primary purpose: Keyless everyday bicycle security

Fitment

• Suitable for bicycles when the shackle fits around the frame and chosen locking point
• Can secure compatible frames to bike racks and other solid fixed objects
• Confirm the internal lock clearance is suitable for your bike before ordering

Why It Stands Out

NFC one-touch unlocking provides faster access than a traditional combination mechanism, while the emergency key prevents a depleted battery from leaving the bike permanently locked. The rechargeable 600mAh battery, Type-C connection, silicone coating, and weather treatment make it a practical option for frequent riders.

Charge and test the lock before relying on it, register only trusted NFC credentials, and keep the emergency key in a secure location away from the bike. No bicycle lock can prevent every theft attempt, so secure the frame to a solid fixed object and park in a visible area whenever possible.

Best For

• Daily commuters who want quick, keyless bicycle access
• Cold-weather riders who need simple unlocking while wearing gloves
• Cyclists who want rechargeable smart security with a mechanical backup