Specifications
| Model | NQ9S | 
| Power | 9V battery | 
| Sensitivity Setting | Comply to EN14604 | 
| Indicator | Standby: flash every 45 seconds Alarm: flash and beep continuously Battery abnormal: beeps and flash intermittently | 
| Sound | 90dB / M and above | 
| Ambient Temperature | 0°C ~ +50°C | 
| Material | Fire-proof plastic | 
| Dimensions | 102mm(Dia.) x 48mm(H) | 
| Weight | About 165g | 
| Color | White | 
| Optional Function | Type 1 : 9V battery Type 2 : includes signal transfer COM. N.O. N.C. Type 3 : Type 2 + Type 4 Type 4 : build-in 110VAC or 220VAC plug |