Single-Sound Alarm Miscellaneous Brand

Single-sound alarm, long alarm frame with 2 wires is connected to its main board, which is positive red wire (+) and negative black wire (-), be very careful in connecting these wires, incorrect connection of wires causes the siren to burn and in some In some cases, it has burned the board of the device. The minimum power consumption of this product is 20 watts and the maximum current consumption is 1200 mAh, which can increase its output to 115 dB. Alarm alarms, which can even work with a 12-volt power source alone (such as a battery or adapter), are more commonly used in alarm systems such as all alarms and fire alarms. Its plastic body makes no significant difference to the sound output in different environmental conditions such as cold and heat.