【4-Digit Combination】: The 4-digit bicycle cable lock can provide up to 10,000 different combinations, making decryption impossible. The password can be reset, and you can change the combination if you wish. 【High Quality】: The bicycle cable lock is made of high-strength 304 steel wire + ABS and a zinc alloy lock cylinder. The surface of the steel wire is treated with baking paint and covered with ABS plastic so that the chain and bicycle are not damaged by friction. High-strength materials ensure the product works normally under high temperatures, and it can also be waterproof, anti-corrosion, and cut-resistant on rainy days. It is a small assistant for safety and theft. 【Portable Bicycle Lock】: Our bicycle cable locks are lightweight, about 100 grams, and have a maximum stretch of about 1.5 m (59 inches), which can be carried in your body pocket. It is very convenient for adults and children to use. At the same time, we no longer have to worry about the loss of the combination lock and key, which makes our journey more convenient. 【Password Setting】: 1. Adjust to the original password (0000) and turn out the lock cylinder; 2. Turn 90 degrees clockwise to the specified position; 3. Turn the number wheel to the desired number; 4. Return to the original position counter-clockwise, and the password is set. 【Wide Application】: We have various styles of bicycle cable locks for you to choose from. The bicycle cable lock is ideal for helmets, bicycles, luggage, backpacks, electric scooters, strollers, etc.