9v battery buzzer alarm

... detector 90db Operated Photoelectric Sensor Smoke detector Specification Product name Smoke WiFi Smoke Detector Low ...

...×40 mm Operating voltage: alkaline volume: ≥95dB Enviroment temp: -10°C~+50°C output: NO/NC mode: LED indication netwo...

... voltage drop from 9 to 7V, detecting distance remain unchanged Energy smart: can work 40 hours continuously Except the light , audible...

SECUSTAR Hand Held Metal Detector MD-3003BI The hand held metal detectors designed can be used in both personal and public places. It can find out exp...

... powered portable smoke detector sensor with Specification: 1.103X53mm 2.Working Current: 1-Static Current: ≤10μA 2-Al...

fire powered portable smoke detector sensor with Working Power: DC9V alkaline Static current: ≤ 10uA cur...

... , is referred to as the PP3 . This is the typical you would use everyday. The alkaline variant of the is also ...

... 1 Rated Voltage (VDC) 5 2 Operating Voltage (VDC) 3～7 3 *Sound Output at 30cm (dB) ≥85 4 *Current Consumption (mA) ≤30 5 ......

... For Lithium Features: Original Vistapower 1-8S Digital Display Indicator RC Li-ion Lipo Tester Low Voltage Buzzer Alar...

... Bell Intercom DC12V Unit Emergency Power Supply 6V 12V 24V The elevator five-way intercom is a core compone...

Model: JS-SD14 Sensor Photoelectric detector Working voltage 12vdc Working current <10mA Working environment -10℃ — 50℃； Humidity:<97% volume — output NC Detection area 20 ㎡ Installation Ceiling mounted Package dimension......

... piezoelectric Φ30*5mm without oscillator circuit Description: Piezo is an electronic device commonly used to produce sound. Light ...

... Operated Smoke Detector Ensure Your Family′s Safety Product Introduction JTY-GF-YB030, Smart smoke make your family /office/apa...

...: <50mA terms: sound (vibration) and light simultaneously Waterproof: IP31 Sound: ≥75dB(A) Operation Frequency: 40KHz Housing material: ABS- black Package: 25pcs/carton Gross Weight for a carton: ......

... 280mah NIMH Specification: Type Sealed Ni-MH Prismatic pack Size Ni-MH Mode 6F22 Nominal Voltage 8.4V Nominal Capacity (20℃,0...

... Function description 【85db Loud 】 Embeded with a , the smoke detector will generate a 85db high sound when detecting smoke. ...

Electric Patrol Vehicle Marshell Display Accessories Specification Item Name Electricity meter Packing Carton Fits on Used For To...