description smoke alarm with escape light the first alert ionization smoke alarm with escape light is an ideal choice for essential smoke detection. this smoke detector uses ionization smoke-sensing technology with an enhanced smoke-gathering design that is great for detecting smoke from flaming fires. convenient single-button operation lets you silence false alarms and test the alarm to ensure it is working. california proposition 65 warning. features smoke alarm excels at detecting smoke from flaming fires ionization smoke-sensing technology with enhanced smoke-gathering design loud 85-decibel alarm is designed to be heard easily smoke detector features single test/silence button for simple operation side-load battery compartment and theft-prevention lock specifications acme tools brand name first alert acme tools part number 1039800 assembled depth (in) 7 assembled height (in) 2.5 assembled weight (lbs) .3 assembled width (in) 8.5 california proposition 65 warning required yes country of origin china globaltradeitemnumber (gtin) 00029054018748 height (in) 2.5 package contents alarm, battery, mounting hardware and operator's manual package depth 8 package height 3.5 package weight 2.5 package weight (lbs) 2.5 upc 029054018748