Here are the most common waterproof ratings you may see:
IPX4 – Splash Resistant
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Protected against water splashes from any direction
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Suitable for daily use and light cleaning
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Not suitable for rinsing under running water
👉 Common for:
EMS eye massagers, facial massagers, neck massagers
IPX5 – Water Jet Resistant
👉 Common for:
Sonic facial cleansing brushes, massage tools with washable heads
IPX6 – Strong Water Jet Resistant
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Resistant to stronger water jets
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Easier to clean thoroughly
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Still not designed for immersion
👉 Less common, usually for higher-end cleansing devices
IPX7 – Fully Waterproof (Temporary Immersion)
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Can be submerged in water up to 1 meter for up to 30 minutes
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Safe for use in the shower or bath
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Easy to clean with confidence
👉 Common for:
Premium facial cleansing brushes and waterproof skin-care devices