Model Number: CL-207-1.
Key Specifications/Special Features:
Input voltage: 24VDC (12VDC to 30VDC), with reverse polarity protectionOperation current: only 22mA, 28mA maximum at 24VDCSound output: 100dB +/- 5dB at 24VDCTone type: sweep sirenOperation temperature: -10 to 60°CContinue operation test at 24VDC: over 72 hoursLife test: on: 1 minute, off: 30 seconds
Duty cycle at 24VDC: continuously over 500 hours period
Size: 81.5 x 81.5 x 32mm (fits European junction box)