Promithi Bike Cable Lock with LED Light 4 Digit Resettable Combination Lock with Free Mounting Bracket 4 Feet X 1/2 Inch No longer need the screen light of cell phone, see the combination in the dark with a bright LED light 4-digit combination offers thousands of possibilities, set your own combination easily and enjoy the pleasure of keyless convenience. Military-grade braided steel cable - Pick & Drill resistant, shock & water resistant Appropriate 12mm thickness and 4 feet long, self coiling cable lock, you can even put this lock into your backpack or your pocket World class standard lock, we dedicated to making high-quality bike locks to meet user's ever-evolving security needs.