Water-resistant Password Anti-theft Bicycle Alertor Ring Horn Bell
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Main Features: ● 4-digit programmable security code to set, hard to be broken ● Loud alarm with sensitive shock sensor to scare off potential thieves ● Bell function, it will be ringing with ambulance sound for 3s to warn crowds ● Water-resistant body
Battery Installation: 1. Rotate the lid, remove the screw with cross screwdriver and put 3 AAA batteries. 2. If the batteries are set correctly, the red LED light will flash.
Set / Change Password: Set: Input 4 digits made up of 1, 2 and 3, bi-bi-bi-bi sound rings and LED light stops to flash if password-setting is successful. Change: In not alert condition, press F button and input original password, then bi-bi-bi-bi sound rings and LED light lights for 5s. You should input a new 4-digit password during the LED lighting. If you hear the bi-bi-bi-bi sound, then password-changing is completed, if not, try the prior operation again.
Operation: - Anti-theft set: press F button twice, di-du sound rings and LED light lights, 5s later, it enters alert condition. Bi-bi sound rings when it detects shock. If continuous shock for 2s, the alarm rings for 30s. - Alarm stop: auto-off after 30s, or press F button once and input 4-digit password, then its alert condition is stopped with bi-bi-bi-bi sound ringing. - Press any buttons with digit, it will be ringing with ambulance sound for 3s as long as it is not in alert condition.
Product weight: 0.0680 kg
Package weight: 0.1350 kg
Product size (L x W x H): 6.50 x 6.50 x 6.50 cm / 2.56 x 2.56 x 2.56 inches
Package size (L x W x H): 21.00 x 12.00 x 7.00 cm / 8.27 x 4.72 x 2.76 inches