5pcs mini 2 in 1 DC DC Step-Down & Step-Up Converter 1.8V-5V to 3.3V Power Wifi for Bluetooth ESP8266 HC-05 CE1101 Module

5pcs mini 2 in 1 DC DC Step-Down & Step-Up Converter 1.8V-5V to 3.3V Power Wifi for Bluetooth ESP8266 HC-05 CE1101 Module
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sku: 1005008568429121
$1.30
Shipping from: China
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