DISC LOCK+ALARM+WARNING
Metal body and ABS plastic cover to make it lighter.
“Click” SEK locking with ø6 mm hardened steel locking pin, scooter universal.
Anti-rust treatment. 
Made in Europe
DUAL function, ON/OFF, you can use it with or without alarm.
Patented alarm module, REPLACEABLE.
Warning anti-forget function different to the alarm function.
IP54 water resistance.
Double alert: 120db sound and light signal.
CR2 lithium battery.