1. General HS-JL188-6 Electric bell of notification appliances offers a wide range of Sound, for wall and ceiling applications, indoors and outdoors. They are designed to be used in 24 volt DC systems. 2. Specifications Name 6" Alarm Bell Item No. HS-JL188-6 Operating voltage DC24V Alarm current 70mA @ DC24V Alarm sound intensity Minimum 95dB Dimension Diameter 155mm, height 45mm Weight 650g Features Easy to install bracket 3. Features Operating Voltage : DC24V Alarm Current: Maximum 70 mA Alarm Sound Intensity: Minimum 95dB