Unverified85% confidenceDecision RuleTime unknown
频闪判断优先看是否通过国标GB/T 9473无危害等级或IEEE 1789标准，用手机慢动作拍摄可初步检测：屏幕出现明显滚动条纹说明频闪严重
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Unverified频闪判断认准IEEE PAR1789'豁免级'或'无风险'标注，用手机慢动作/高帧率拍摄灯面无滚动条纹可初步验证，波动深度应<5%82% similarUnverified选无可视频闪（无频闪）产品，需达到IEEE PAR 1789无风险等级，标注'无危害'或频闪深度<3.2%，仅标'DC恒流驱动'不代表完全无频闪，可用手机慢动作摄像验证71% similarUnverified需带声光报警或阈值提示功能的场景：批量快速筛查绝缘不合格设备，报警可在低于设定电阻值时自动提示，提升效率并减少误读70% similarUnverified电子计数器分内置传感器与光电感应两种：内置陀螺仪计数在快速甩动或漏跳时误差大(±5%);想要精准数据不如用手机APP结合运动手环，跳绳计数仅作参考70% similarUnverifiedRF探测器灵敏度过高（可调档不足）会导致路由器、手机、蓝牙设备触发大量误报，选购时优先带灵敏度旋钮/多档调节的型号，能通过逐步降低灵敏度定位信号源69% similar
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