BC-3 Alarm Horn Customized Voice Alarm The BC-3 electronic buzzer shell is made of engineering plastic. This product has the advantages of stable operation, light weight, waterproof, seismic resistance, durability, and easy installation and maintenance& nbsp;   Suitable for safety alarm devices for cranes, gantry cranes, Qiaoqiao, overhead cranes, metallurgical and mining large-scale equipment& nbsp;   This product has multiple languages and tones to choose from, and users can customize it if they have special requirements. Waterproof junction boxes can be added. BC-3 product coefficient parameter: working voltage AC24V-380V; DC 12V-220V  (Optional)  Speaker power 10W; Protection level IP56; Sound level 106dB; Power frequency 50Hz to 60Hz; LED power<5W; Weight 1.8kg; Factory tone B (special tone can be customized) BC-3 sound and light alarm features:; Clear and loud alarm sound; High brightness; Introduction to Shandong Zhuoxin Machinery Co., Ltd., located in the economic capital of China, Shandong, is mainly engaged in the production and sales of instruments, automation equipment, and complete supporting products. Its main products are sold to factories, mines, power plants, and universities across the country. Our products include non-destructive testing equipment, ultrasonic thickness gauges, coating thickness gauges, vibration gauges, noise gauges, infrared thermometers, pressure gauges, pressure controllers, oscilloscopes, power supplies, bimetallic thermometers, thermocouples, thermistors, temperature transmitters, proximity switches, rope switches, deviation switches, push-pull force gauges, testing machines, and other supporting products.