Power
Alkaline AA x 4 or DC 6V Adaptor
Battery life
40,000 (2.6 times than others)
Soap type
Liquid/alcohol/foam (nozzle changeable)
Driver
Diaphragm pump for longer life (3 times than others)
Volume adjustable
(press the function key) Blue Led flash 0.4-0.6cc
Install type
desktop/wall mount
BATTERY LIFE
40,000 drops/ cycle