Balanced car ul2272 certification standards officially announced in February 2016, the United States Consumer Product Safety Association (CPSC) announced that all balance car (including twist) manufacturers, importers, dealers, its production in the United States, imports, sales of balance car must meet the latest safety standards, including ul2272 balance car circuit system certification standards. In addition, all balance car batteries must comply with un38.3 certification requirements.
In the past, Amazon in the United States could be used directly. UL report is required for spot checks only after being put on shelves, and UL report is required for Listing if UL certification cannot be provided. At present, many products will be required to provide UL certification when they are directly on the shelves.
UL standards for electric scooters are listed here
balance car UL2272 inside the main detection items are:
overcharge
short circuit
over discharge
TEMPERATURE TEST
unbalanced charging
withstand voltage test
insulation resistance test
vibration resistance test
impact
extrusion
drop
molded shell stress
motor overload test
motor stalling test
buckle stress test
water Exposure Test
temperature cycle
label Durability
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