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True RMS Digital Multimeter with Bluetooth 4.0 Android and iOS Compatible
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4-in-1 Bluetooth Smart Multimeter Tester Gauge P35 - Specialist shop
Owon B35T Digital Bluetooth Multimeter (for Android) with True RMS ($69.00) : Saelig Online Store
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DIY Wireless Bluetooth Multimeter : 4 Steps - Instructables
Bluetooth Multimeter - Seeed Wiki
Digital Bluetooth Multimeter with iOS & Android Mobile App AC DC voltage, AC DC current, Auto Range, Capacitance, Resistance|Level Measuring Instruments| - AliExpress