1. Material: zinc alloy lock core, silicone wrap
2. Size: about 21x11 cm
3. Weight: about 820 grams
4. Application: bicycles, electric vehicles, motorcycles, etc.
5. Packing list: lock x1, key x2, mounting bracket x1

Features:
1. Zinc alloy lock body lock frame, firm and wear-resistant
2. Bold lock core, safe and anti-theft, anti-smash and anti-shear
3. The lock body has no pin design, silicone wrapped, smooth surface, comfortable hand feeling, and does not hurt the body
4. Double unlock mode, safe and anti-theft
5. Key with serpentine groove design, low probability of mutual opening, safe and anti-theft
6. Hide the keyhole, waterproof and dustproof, there is a protective paddle at the keyhole, which can be closed when not in use to prevent rain and dust from entering

installation steps:
1. Place the anti-scratch pad where you want to install the lock bracket
2. Install the bracket on the seat tube
3. Use tools to tighten the screws to fix the position of the bracket
4. Turn the fixed lock bracket to a convenient position
5. Install the lock on the lock frame
6. Turn the lock upward firmly and fix the position