5pcs/lot 315/433MHz high quality Wireless Smoke Detector Fire Alarm Sensor Alarm For Security Home shop alarm system

5pcs/lot 315/433MHz high quality Wireless Smoke Detector Fire Alarm Sensor Alarm For Security Home shop alarm system

Product details

1.Independent type suction a top installation, fireproof material, easy installation, no commissioning;

2.The built-in special IC, stable performance, high sensitivity;

3.The optical principle smoke measure the room,can accurate detection or fire from the early smoke

4.Can simulate alarm test for alarm;

5.9V battery power supply,Surveillance state current less than 10uA,alarm current less than 12mA;

6.Voltage alarm function. When the battery voltage is lower than 6.8V,issued a prompt remind users change the battery;

7.Alarm vilume:>85DB;

8.Temperature range: 10-60 °

9.Protection area: alarm installation height 6 meters,Protection

10.9V battery,auto reset stainless steel shield,

11.LED indicate alarm,dustproof,mothproof,anti white light interference;

12.Alarm Output: relay output N.O./N.C.

Unit Size: Φ 115X45mm

Operating voltage: DC 9V battery (6F22 carbon battery, DC TYPE

Static current: ≤20uA

Alarm current: ≤40mA

Battery life: carbon battery for about 1 year.

Alarm indication: LED flashes in Red

Alarm sound : ≥ 85dD/3M

Radio frequency: 315MHz or 433MHz

Sensor: Optical

Certificate: EN14604 & CE & RoHS Approval