Best gsm home alarm system

Photoelectric Smoke Alarm
1) Material: ABS plastic
2) Assembly no wiring, size: Dia.104xH35mm
3) Power supply:9V carbon zinc battery/PP3(battery included)
4) Standby current: 8μA, Alarm current: 16mA
5) Environment temperature: -10°C ~ +50°C
6) Environment humidity: 0 to 95%(40±2°C)
7) Alarm decibel: louder than 85dB at 10feet(3 meters)
8) Tamper Resist locking pin
9) Test button:To verify the proper functioning of the detector
10)Low voltage warning: Unit beeps every 40 seconds for 30 days (minimum) to indicate a need of battery replacement
11)Smoke sensitivity:conform to en 14604 standard
12)CE, ROHS, EN 14604
13)5 years quality guarantee   

The places to install smoke alarms:

FAQ:

1. Are you a factory or trading company?
A: We are a factory. We are a professional factory producing smoke alarms, gas alarms, co alarms, water alarms, etc...
 
2. Where is your factory? How can I visit there?
A:Our factory is located in Ningbo City, Zhejiang Province, China, about 2 hours train from Shanghai.  All our clients, from home or abroad, are warmly welcome to visit us!

3. Can you offer ODM/OEM?
A:Yes, we can offer ODM & OEM Service. Also, we can provide customized packaging and product design.
 
4. How can I get some samples?
A: We are honored to offer you free samples.
     Samples can be ready in about 2 days.
 
5. How does your factory do regarding quality control?
A: Quality is priority. Peasway people always attach great importance to quality controlling from the very beginning to the very end. 
 
6.  What is the lead time?
A: Generally, the lead time would be 10-25 days according to different orders.

7. Do you deal with small quantity sample order?
A: Yes