Built-in 120dB anti-theft security alarm is extremely loud. When activated, the high-frequency sound can transmit up to 300 meters, making any illegal attempt to cut through the lock futile. IP67 waterproof and rust resistance, ensuring its functionality in all weathers.
12mm Carbide-Reinforced Steel Straight Shackle  Cutting and sawing resistant shackle
Disc tumbler style stainless steel key 480g