Bright LED indicatory: High intensity LED ensures clear visibility in various environment for effective Multiple Color Option: Available in red, yellow, blue, green, and white to meet visual needs for different applications Easy Panel Installation: Simplified mounting design reduces setup time and costs for electrical equipment integration Compact & durability Design: compact series dustproof and waterproof features with a 29mm installation diameter 24V Voltages Compatibility: Suitable for low voltages systems with reliability across CL2502 series models, Manufacturer: HENYGEN