FEATURES / DESCRIPTION• ENTRY GUARD – ALARM AND CHIME – RAISE ALERT & PREVENT THEFT ENTRY• Alarm and Magnetic Sensor• Visitor entry and anti-theft functions (2-in-1)• Can either be operated as an entry chime or alarm siren• Ding-Dong chime melody• Piercing alarm siren• Double-sided adhesive tape is provided for mounting the alarm and magnetic sensor units• Powered by LR44 button battery x 4• Warranty Period: 12 months ALARM DIMENSION : L 3.5cm x W 1.5cm x H 6.5cm MAGNETIC SENSOR DIMENSION : L 3.5cm x W 0.8cm x H 6.5cm •ALARM SIREN : Approx. 95dB CHIME : Approx. 90dB BUTTON BATTERY : LR44(1.5V) x 4 MODEL NO.: TG-52PACKING DIMENSION: L10.5cm x W4.5cm x H13.5cmWEIGHT: 0.1KG ANTI-THEFT:• Open the battery compartment cover, slide the mode switch to "Alarm" mode and replace back the cover.• In "Alarm" mode, whenever the protected window, door or cabinet is opened (causing the alarm to be separated from the magnetic sensor by more than 8mm), the piercing alarm siren will be triggered and sound continuously until disarmed.• To disarm, slide the mode switch to "Off" mode. Make sure the window, door or cabinet is closed before re-arming. ENTRY CHIME:• Slide the mode switch to "Chime" mode and replace back the battery compartment cover.• Each time the protected door is opened, a 'Ding-Dong' melody will sound out to alert you of a visitor entry. INSTALLED AREAS:• Door entrance, window, cabinet, etc. Warning: Due to the loud alarm siren / chime, never allow your ears to get close to the entry guard to avoid possible hearing damage.