BJ-2Z sound and light alarm for marine use. Product * Performance of BJ-2Z sound and light alarm; The obvious warning lights and signals of this product can timely and effectively alert on-site personnel to dodge and leave; The alarm light is equipped with a protective cover, with a sturdy and durable structure. The internal circuit has been treated with injection technology and waterproof technology, making it suitable for outdoor harsh environments where 220V can be emitted transparently. The alarm light and signal are installed as a whole, making installation and use very simple; The alarm light cover is made of highly transparent material, and the bulb is a high brightness halogen tungsten bulb, which is very noticeable even in high ambient brightness. The BJ-2Z sound and light alarm has the advantages of light weight, waterproof, anti vibration, and easy installation. It is a choice for safety alarms of lifting machinery, gantry cranes, bridge cranes, cranes, metallurgical and mining large-scale equipment. The main functions of the BJ-2Z sound and light alarm for marine use are: 1. It has nine types of alarm modes, including * mode, fire mode, ambulance mode, engineering mode, traffic mode, concierge mode, anti air conditioning mode, and two types of whistle mode. 2. Prepare two independent light control switches. 3. Voice amplification function, the output volume of the alarm can be adjusted. 4. You can shout, the sound quality is clear and loud, the alarm tone is rich in bass, and the penetration is strong. 5. The alarm also has protection functions such as short circuit, overcurrent, and polarity reversal. 6. Power of 100 watts. 7. Appearance size: 140 * 165 * 38 (mm) Function& nbsp;1、 Obvious warning lights and signals can alert on-site personnel to dodge and leave& 2. 220V triggered and equipped with alarm lights and signals for easy installation and use& nbsp;3、 The alarm light cover is made of highly transparent material, and the light bulb is a high brightness halogen tungsten lamp, which is very noticeable even in high ambient brightness& nbsp;4、 There are over 200000 specifications of alarm numbers to choose from, and Ling can add voice alarms& nbsp;  Technical parameters; Parameter Name Parameter Description Relative Humidity 10%~95% Environmental Temperature -30 ℃~+70 ℃ Working Voltage Conventional AC220V Special AC24V/36V/48V/110V/220V/380VDC12V/24V Power Frequency 50-60Hz Output Power 12 WLED Power ＜ 5W Horn Impedance 8Ω Alarm sound level 106 dB (± 5 dB) Alarm tone standard A, optional B/E Protection level IP65 Main material shell: ABS, lampshade: PC Shell color red Light source color standard: red, optional: yellow/green Product net weight 1.8 kg (reference) Installation method 4 x M8 screws