Specifications:

• Type: Smoke Detector
• Packing size: 145x110x40mm/5.71x4.33x1.57in
• Model Number: Smoke Detector
• feature 2: the indicator light flashes and alarms
• feature 1: arge volume speaker
• Apply to 4: for Hotel
• Apply to 3: for Restaurant
• Apply to 2: for Kitchen
• Apply to 1: for Home