10 PCS Continuous Sound Electronic Buzzers with 10 PCS T Type Battery Connectors Reliable, easytouse, and built to last, this set of electronic buzzers and battery connectors offers stable performance and convenient installation for a wide range of electronic projects and alarm systems. Key Specifications Quantity: 10 buzzers and 10 T type battery connectors Rated Voltage: DC 324V Rated Frequency: 2800Hz Rated Current: 10A Sound Pressure Level: 90dB Operating Temperature: 20°C to +80°C Mounting Hole Distance: 50mm (1.6 inch) Wire Length: 140mm (5.5 inch) Durable Material The buzzer housing is made of quality ABS material, providing durability, impact resistance, and wear protection. The battery clip connector is crafted from PU leather and metal, offering flexibility, durability, and strong resistance to breaking or fraying for longterm reliability. Stable and Consistent Performance Designed to operate across a broad voltage range (DC 324V), ensuring compatibility with different power supply setups. Delivers a loud and clear 90dB continuous beep, easily audible even in areas with ambient noise. Maintains stable performance across a wide operating temperature range, from 20°C to +80°C, for dependable function in various environments. Quick and Easy Installation Includes T type battery connectors for a simple and secure power connection without the need for soldering. Twowire leads allow for straightforward panel mounting and direct connection to a DC power source within the specified voltage range. Ensure correct polarity when connecting positive and negative terminals to maintain proper operation and protect the device from damage. Practical Applications Ideal for electronic DIY projects, alarm systems, and sound alert circuits. Suitable for equipment warning indicators, machinery notifications, and security systems where clear audible alerts are required. Useful for school experiments, hobby projects, and electronic training kits requiring a reliable alarm or signal indicator. This set of continuous sound buzzers and T type battery connectors offers a combination of reliability, performance, and convenience, making it an choice for both professional and educational applications.