Are 10 year photoelectric smoke alarm good?

10 year photoelectric smoke alarms have many benefits and are a good choice ."10-year smoke alarms" are available, which main feature extended life batteries or power cells designed to provide up to 10 years of service without battery changes. sounds good！yes.The alarms are powered by sealed, long-life lithium batteries for 10 years, meaning they are always on.

ok, let me recommend you our new 10 year photoelectric smoke alarm whose stype is SR-851.here are the main feature:
1.stand alone style with 10 year battery life
2.Infrared photoelectronic sensor;
3.buzzer alarm/LED indicating alarm;
4.Latest design
5.with hush button
6.Low voltage threshold
7.Execute Criterion:EN14604:2005/AC:2008
8.Suitable for family homes, commercial shops, restaurants, factories, office buildings

This 10 year photoelectric smoke alarm not only has a beautiful appearance, but also uses very high-grade ABS fireproof material. The built-in lithium battery with a life of 10 years allows you to avoid the trouble of frequent battery replacement. Please see the actual photos:

Hope you like it and inquiry us, thanks！