Ningbo Siterwell Electronics Co Ltd

Wireless smoke alarm GS558

1. Photoelectric smoke chamber
2. DC 2X1.5V AA battery operated
3 .Loud 85dB(A) alarm signl
4. Optional frequency for 433MHz
Up to 30PCS interconnection
5. Wireless distance is more than 30 meters
Test button for easy recommended monthly testing
6.  Low battery signal
7. Safety clip festure,not allow mounting of smoke alarm without battery installed
8. 10 years life time guarantee
9. Silence funcation