The HE Series is a low profile strobe and horn/strobe combination that offers dependable audible and visual alarms and the lowest current available. The HE Series 24VDC offers tamperproof field selectable candela options of 15, 30, 60, 75, and 110 candela. The 12VDC models offers tamperproof field selectable candela options of 15, 30, 60, and 75 candela. The HE Series horn offers a continuous or synchable temporal three in 2400Hz and mechanical tone, a chime and whoop tone. All tones are easy for the professional to change in the field by using switches. The HE Series has a minimal operation current and has a minimum flash rate of 1Hz regardless of input voltage. The HE Series is shipped with the standard 4" metal mounting plate which incorporates the popular Slide feature that allows the installer to easily test for supervision. The product also features a locking mechanism which secures the product to the bracket without any screws showing.