DC-DC 1.8V-5V to 3.3V Step Down Step Up Converter Wifi Bluetooth ESP8266

Description

Applications:
Low Power Wifi Module:ESP8266
Low-power Bluetooth module : HC-05 HC-06
Low-power Wireless UART module : HC-11 HC-12
Low-power wireless module : CC1101 CC2500 Nrf24l01+
Low-power LED Driver
Packing list:
1PCS mini 2 in 1 DC DC Step-Down & Step-Up Converter 1.8V-5V to 3.3V Power Module
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