Smoke Detector Carbon Monoxide Alarm with LCD Display 2 in 1 Smoke CO Monitor AAA Batteries Powered for Home Kitchen Apartment

Battery Included : Yes High-concerned chemical : None Is Smart Device : No Model Number : / With LCD Screen Or Not : Yes DIY Supplies : Woodworking Origin : Mainland China Power Source : 3 AA batteries (not included; user-supplied) Housing Material : ABS Product size 1 : about 104 x 104 x 40 mm Product size 2 : 4.09 x 4.09 x 1.57 inch Brand : None Origin : Mainland China