Loud indication sound (the 100 dB at 1m)
The visual indication is visible in all positions
Direct access to the battery and sealed electronics compartment (IP65)
Permanent standby status with automatic wake up function
The presence of voltage within the calibrated range or above is indicated by a RED light and abeeping sound
Self test OK the OK status (ready for use) of the device is indicated by a GREEN light
The self test checks all the circuits, the reference detection level and the battery voltage
The “ready for use” state is indicated by the green indication for 2 minutes
A low battery level is indicated by an ORANGE light
Removable and interchangeable stick end fitting