- Step-up/step-down module

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{"cid":"224389","pid":"32304831","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971504_s-w400xh400.jpg","name":"- UART 125Khz EM4100 RFID Card Key ID Reader Module RDM6300 (RDM630)","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}

{"cid":"224389","pid":"32304825","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971454_s-w400xh400.jpg","name":"- ESP-01 ESP-01S ESP-07 ESP-07S ESP-12E ESP-12F ESP-32S ESP8266 Serial Model 2.4G WIFI Wireless Transceiver","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}

{"cid":"224389","pid":"32304816","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971403_s-w400xh400.jpg","name":"- DC 3V-5V Si5351A Si5351 I2C Clock Generator Breakout Board Module Signal Generator 8KHz-160MHz for Arduino","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}

{"cid":"224389","pid":"32304809","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971354_s-w400xh400.jpg","name":"- DC 12V 24V Dual MOS Tube LED Digital Relay Trigger Cycle Timer Delay Switch Board Timing Time Delay Control Module","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}

{"cid":"224389","pid":"32304798","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971314_s-w400xh400.jpg","name":"- VL6180 VL6180X Optical Range Finder Sensor Storage Module for Arduino I2C Interface 3.3V 5V Gesture Recognition","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}

{"cid":"224389","pid":"32304790","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971249_s-w400xh400.jpg","name":"- Sim900a Sim900 Mini Wireless Data Communication Module GM\/M Gprs Board Kit W\/antenna C83","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}

{"cid":"224389","pid":"32304782","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971222_s-w400xh400.jpg","name":"- HC-06 HC-05 Radio for Blue Tooth Transceiver Slave Module Converter and Adapter","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}

{"cid":"224389","pid":"32304772","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971180_s-w400xh400.jpg","name":"- PAM8610 2x15W Dual Channel Stereo Power Amplifier Board Miniature Digital Class Module","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}

{"cid":"224389","pid":"32304764","pimg_url":"\/\/img1.b2bforus.com\/f2\/3b\/a0b64eb26b9d\/product\/122971145_s-w400xh400.jpg","name":"- HC-12 SI4438 433 long-range1000M wireless microcontroller serial with antenna for Bluet ooth","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"XTJ"}}