Battery Hydrometer

Feature:
1.Material:plastic with rubber
2.Size:190*75*50mm
3.Instruction of use:
Insert the pipe into battery cell,squeeze the bulb till fluid reached the signed fluid level
Tap the hydrometer slightly to remove bubbles.
Small pointer at the top must be vertical,then large pointer indicates the battery condition.
Return fluid to the same cell.
Repeat above steps 2 to 5 times for each cell
Flush hydrometer with clean water when it finished,it can be reused.
4.Note:
Result can change if temperature of fluid changes.
Result would not be accurately if water has been added into cell
Result differences of 50 points or more may indicate battery will fail.
5.OEM supply