- Split-spectrum sensor technology
- Test and hush features in one single button
- Loud sound output over 85 dB(A) at 3 meters
- Low quiescent current consumption
- Surface-mount device (SMD) circuit board design
- Low battery warning signal
- Battery Life: 10 year, 3V CR123A lithium battery (replaceable)
- TÜV and CE listed, EN 14604:2005+AC:2008