Sell Smoke alarm smoke detector sensor wireless fire smart alarm fire certification safety belt 9V battery best price

☀️Model: Stand-alone fire and smoke alarm Detection angle: 360 degrees Range: Home smoke detection Detection distance: 10-20m Communication method: wireless Working temperature: -10-10 55 (C) Launch distance: ≤200M Applicable places: apartments, hotels, communities, kitchens, shopping malls, hotels, etc. Quantity: 9V independent fire-fighting smoke 3C certificate number: 2018081801002534 Specifications: Fire and smoke (send 9V battery standby for 1 year, screws, double-sided tape, 3 seconds alarm), Working voltage: DC9(V) Transmission frequency: 0 (MHZ) Quiescent current: 10 (uA) Minimum packaging: 1 Installation method: ceiling Alarm: infrared detection Alarm current: 0.3 (mA) Battery: 9V ☀️If you have any questions, please contact us before leaving a message. We will try our best to serve you. Thank you for your understanding. I hope you enjoy your shopping!