Unverified80% confidenceTradeoffTime unknown
音量分贝越高威慑力越强但功耗越大,纯电池款拉满120dB会显著缩短续航,无市电环境优先选择105dB左右平衡续航与威慑
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Unverified报警分贝越高越震慑但耗电越快,120dB锁在频繁触发场景下电池续航明显短于110dB款;对续航敏感且非高危区域,110dB是续航与威慑的平衡点87% similarUnverified吸力越大电机功率越高,同等电池下续航越短且噪音越大(可达80dB以上),MAX档并非日常必需84% similarUnverified音量越大威慑力越强,但≥110dB的机型多需外接电源或电池消耗快;纯电池款为省电通常压到85dB以下,鱼与熊掌需按供电条件取舍83% similarUnverified轻量随身款核心权衡:极小体积和低价格换来的是有限电池续航与偏低的实际音量,若对震慑效果要求较高,应优先考虑AA/AAA电池的大体积款。83% similarUnverified续航与音质存在权衡:便携电池款为控制体积多采用小功率单元,长续航(20小时+)机型的低频表现普遍弱于同价位插电款,纯卧室固定使用应优先选插电款83% similar
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