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Usually the operation is not smooth because the burrs are not trimmed cleanly. Check whether the burrs of the parts are completely cut according to the instructions.
You can contact our online customer service for supplementary matters
1. Please confirm what kind of equipment is used to cut the part version, or you can use your hand to open it
2. If you use the wrong appliance or dial it by hand, it will leave burrs on the salt water car and affect the operation.
3. Check to see if the motor gear and the wheel gear are connected, if not, it will idling and no response
4. Check that the motor terminals are properly engaged with the fuel cell assembly
After each play, please disassemble the salt water battery immediately, clean the magnesium alloy sheet non-woven fabric and black air electrode with clean water, and dry it separately after cleaning to avoid oxidation under prolonged contact.