规格

• Setting time: 5 to 90 seconds (5 second interval)
• Material: ABS resin
• Power supply: 3 AAA batteries (included for testing)
• Battery life: Approximately 1 year when d 20 times a day.
• Volume: about 65 db
• Size: 114 x 62 x 24 mm
• Weight: approximately 110 g
• Mounting method: Stand, wall mount, mounting plate with magnet seal
• Securities Code: 1707 -20