BTMETER Digital Anemometer Wind Speed 0.3-30m/s ,Touching Key,Rechargeable Temp,Average,Max&Min ,Air Volume Test BT-6000GH-C

BTMETER Digital Anemometer Wind Speed 0.3-30m/s ,Touching Key,Rechargeable Temp,Average,Max&Min ,Air Volume Test BT-6000GH-C

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