The new electronics has temperature compensation implemented, eliminating the possibility of false alarms, even when the housing is set up in cold room, then taken into much warmer water...
It is now possible to set the housing beforehand, then switch the circuit off to save the battery. When the device is switched on, and detects the underpressure, it will automatically keep on monitoring from there...
THE WORLD'S SIMPLEST AND MOST AFFORDABLE
COMPACT PRE DIVE
VACUUM LEAK DETECTOR
SIMPLE USER INSTALLATION
- NO EXTERNAL PARTS
NOW WITH:
TEMPERATURE COMPENSATION
LOW BATTERY INDICATION
OVERNIGHT FUNCTION
RESET FUNCTION
WORLDWIDE FREE SHIPPING!
The circuit indicates when the battery aproaches the end of its lifetime, so it can be changed before the device stops working...