Spirit level on top of the back plate to correctly align the AS580 Low profile polycarbonate box with integrated strobe lens Double piezo sounder ...

Spirit level on top of the back plate to correctly align the AS580 Low profile polycarbonate box with integrated strobe lens Double piezo sounder with 112 dB @ 1m sound output Highly weather resistant, IP55 Easy wiring Easy diagnostics using the LEDs Tamper switch to protect from removal of cover or removal from surface