DESCRIPTION LIFPE9M 9V PHOTOELECTRIC SMOKE ALARM WITH MUTE SENSITIVE TO SLOW SMOULDERING FIRES FEATURES: Photoelectric sensor suitable for slow smouldering fires Insect screen on the sensing chamber Low profile design (100mm diameter) Red led light for alarm indication and testing Mute & alarm test button Low battery warning signal Simple installation (includes all screws and fixings) Tamper resistant feature Easy twist on twist off installation Complies & Approved to Australian Standard AS3786 Loud 85db alarm 2 year warranty (excludes battery) SPECS: Power Source: 9V Battery Battery type: Eveready 1222, Energizer 522, Gold Peak 1604S, Duracell MN 1604, Ultralife U9VL Operating temp: 0°C to 45°C Ambient Humidity: 10%-90% Alarm Sound level: 85 Decibels at 3 metres Battery life: 1 year minimum Detection method: Photoelectric sensor Low battery indication: Chirps when battery needs replacing Alarm duration: As long as smoke is present, resets when smoke clears. Mute mode: When in Mute mode, the unit is desensitizedfor 10 minutes. Mute indication: Red LED flash every 8 seconds for 10 minutes, then resets. Tested & Passed to: AS3786-2014 Dimension: 90mm diameter x 35mm high. Weight: 0.1600 kg Barcode Number: 9318475030165