முக்கிய விவரங்கள்
குறைந்த ஆர்டர் அளவு:500
பொருளின் முறை:快递, 空运, 陆运, 海运
பொருள் விளக்கம்
Standard: EN 14604:2005/AC:2008/VdS 3131:2010-05
Power supply: 3V (sealed non-replaceable lithium battery)
Sensor type: Photoelectric
Sound pressure: Loudness > 85 decibels (A) Alarm signal (3-meter distance)
LED indicator: Blinking alarm indicator (red LED)
Button: Test/Mute button
Resistor: Automatic calibration replaces adjustable resistor
Infrared: Infrared LED and more sensitive photo diode
Net weight: Approximately 98 grams (including battery)
Size: 100×35 mm
Service life: 10 years
Model: 1902-10






Power supply: 3V (sealed non-replaceable lithium battery)
Sensor type: Photoelectric
Sound pressure: Loudness > 85 decibels (A) Alarm signal (3-meter distance)
LED indicator: Blinking alarm indicator (red LED)
Button: Test/Mute button
Resistor: Automatic calibration replaces adjustable resistor
Infrared: Infrared LED and more sensitive photo diode
Net weight: Approximately 98 grams (including battery)
Size: 100×35 mm
Service life: 10 years
Model: 1902-10













