1. Kit: The spare parts kit contains 10 replacement parts for the M5 breast pump, including 6 duckbill valves and 4 silicone diaphragms, providing enough spare parts for more convenient and durable use. These are non-original parts.
2. Compatible: The duckbill valves and silicone diaphragm have the same suction power as the original pump parts, which can
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