
BRK Electronics First Alert SA305B 9V DC Lithium Battery Operated Ionization Smoke Alarm
Basic battery operated smoke alarm with long life removable lithium battery. Long Life Removable 9-volt Lithium Battery Single Button Silence/Test Locking Features Lock Battery Drawer and Alarm to Base 10-Years Limited Warranty Model # SA305B Weight 6.8 oz Dimension 4.34" dia x 1.9"H Operating Voltage 9V Battery Powered Temperature Range 40°F (4°C) to 100°F (38°C) Humidity Range 10% to 90% relative humidity (RH) Audio Alarm 85dB at 10 feet Test/Silence Electronically simulates smoke condition, causing the unit to alarmManual: Press and hold test/silence button Alarm Reset Automatic when smoke clears Smoke Sensor Dual Ionization Indicator Lights/Sounds DC Power: Intermittent Red Light Alarm: Audio alarm, rapidly flashing red light Listing Listed to UL217 Standard