.Material:glass tube with rubber.
.Instrucion of use
First to install the tester carefully,let the big head glass tube which has sensing material in stay bellow,then fit the rubber tail at the bottom.
Hold the tester vertically,put the rubber tail into the testing liquid,squeeze the ball and inhale enough liquid to enable the inner glass tube move freely.
The mark on the inner glass tube which is equivalence with the surface of liquid indicate the condition:
white:1205-1260 low charge
green:1260-1300 fully charged
It will not accurately test if water has been added to the cell.
It must have enough battery cell to enable the inner glass tube to float freely.
Wash the battery hydrometer with clean water after use,it can be reused.
Viktec offers good quality of battery hydrometer(VT01177). All our tools have at least one year quality guarantee. If you need more information of battery hydrometer(VT01177), please do not hesitate to e-mail or call us. Your enquiry will be replied within 24 hours.