auto alarm and just lock.waterproof,hardly zinc alloy body.durable. 110dB siren,automatic reset,waterproof,shockproof

 ALARM

DISKLOCK 110dB siren,auto-alarm system&locking system,automatic reset,shock&movement sensor, corrosion resistant,weather resistant,anti-muffle design,heated treatment processed hardened stainless pin,waterproof,hardened&chrome zinc alloy boy.

height: 67mm,length:87mm,width:30mm

with 3pcs Maximum Security keys 6pcs batteries(LR44 1.5V)

(waterproof)alarm disclock HT1003B