All you need to know is to use distilled water and make sure the lid and nozzle are tight. It uses an airtight compartment to sense when the cell is full and stop the flow. If the cover is loose, it will not hold. Listen for air bubbles coming in, if they stop the cell is full. it's slow As long as you charge your batteries regularly, you're good to go. If you're lazy and sloppy like me, use a measuring cup and funnel to get them closer, and filler last.
Vgate ICar Pro Bluetooth 3.0 OBD2 Code Reader OBDII Scanner Scan Tool Car Fault Diagnostic Check Engine Light For Torque Android
22 Review
Vgate ICar Pro Bluetooth 3.0 OBD2 Code Reader | Scan Tool For Torque Android To Check Engine Light & Car Faults
19 Review
Upgrade Your Car Diagnostics With 16 Pin OBD2 Extension Cable Splitter - Male To Dual Female Y Cable - 50CM
17 Review
MUCAR CDL20 OBD2 Scanner - Check Engine Code Reader And Diagnostic Scan Tool For All OBD II Protocol Cars Since 1996, With O2 Sensor, EVAP System, And Smog Test Functions
23 Review