对应原文:第5段:Your battery-powered smoke alarm will produce a short beep every 60 seconds to alert you when the battery is running out and needs replacing. 答案解析:文章第5段提到,当电池电量低需要更换的时候,烟雾报警器会每60秒发出短促的声音进行提醒。题目中warning sound对应short beep,low对应run...
WiserSmokeAlarm-Battery设备用户指南说明书
Safety: Smoke alarm battery warningJason Bennetto
* Low battery signal * Safety clip feature, not allow mounting of smoke alarm without battery installed * Photoelectric chamber for early detection from all directions Power 9v battery Alarm Model Sound&flash alarm Sensor Photoelectric Sensor Operating Current(normal) 10uA Alarm Style In comply with...
4. Battery inspection: if the battery voltage is too low, it will sound lightly every 1 minute till the battery run out of energy.Product RangeAddressable fire alarm systemWireless alarm systemElectrical fire monitor systemExtinguishing control systemFire door mon...
Smoke Alarms, also sometimes called fire safety alarms and smoke detectors come in a variety of options. Available as battery powered or hard wired, that is wired direct to your electricity, a smoke detectors have the benefit of toast proof, meaning the alarm will not annoy you by sounding ...
The second-generation Onelink Smart Smoke + Carbon Monoxide alarm comes in battery and hardwired models. Similar to the Nest Protect, the Onelink will not only sound an alarm, but also specify the room affected and the type of alert: smoke or carbon monoxide. Also like the Nest Protect, if...
China Battery Operated Smoke Alarm Detector US$3.00-5.00 100 Pieces (MOQ) Product Details Customization: Available Type: Smoke Detectors Anti-theft Alarm System Approach: Active Start Order Request Contact Supplier Chat Still deciding? Get samples of US$ 0/Piece Order Sample Ship...
In 1902 George Andrew Darby, an electrical engineer of 211 Bloomsbury Street,Birmingham,England, patented the electrical Heat-Indicator and Fire Alarm. The device indicated any change of temperature in the apartment where it was fixed. The device operated by closing anelectrical circuitto sound anal...
Operating voltage 3*1.5V AA battery (3 AA 1.5V) (battery is not included) Quiescent current Less 80uA Alarm current less 30mA Alarm output sound and light tips Sensor Electrochemical Carbon Monoxide Sensor and Infrared Photoelectric Sensor Working temperature 0-50 °...