{"product_id":"hiletgo-hc-12-433mhz-si4438-wireless-serial-port-module-1000m-replace-bluetooth-with-antenna","title":"HiLetgo HC-12 433Mhz SI4438 Wireless Serial Port Module 1000M Replace Bluetooth with Antenna","description":"\u003ch3\u003eHiLetgo HC-12 433Mhz SI4438 Wireless Serial Port Module 1000M Replace Bluetooth with Antenna\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003eDescription: Power supply voltage : 3.3V.(if the modules working long hours in\r\nemission state, suggested that when the power supply voltage is greater than\r\n4.5 V you need concatenating a 1N4007 diode to avoid module built-in LDO got\r\nfever) Default communication distance : about 1000 m (communication distance\r\nis adjustable up to 1000 m, air baud rate 5000 BPS). Default idle current: 16\r\nma (modules in different working mode of different current). Module size:\r\n27.8mm14.4mm4mm. Operating frequency range (433.4 473.0 MHz, as many as 100\r\ncommunication channel) maximum 100 mw fired power (can be set) Module\r\nsupporting software upgrades. Default factory Settings: working mode FU3, baud\r\nrate 9600 BPS, communication channel CH001 (433.4 M) Packing included: 1\r\n433Mhz SI4438 Wireless Module Serial Port 1000M HC-12\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n  \u003cul class=\"a\"\u003e\r\n         \u003cli\u003e433Mhz SI4438 1000M HC-12 Replace Bluetooth Antenna\u003c\/li\u003e\r\n         \u003cli\u003ePower supply voltage : 3.3V\u003c\/li\u003e\r\n         \u003cli\u003eDefault communication distance: about 1000 meters\u003c\/li\u003e\r\n         \u003cli\u003eDefault idle current: 16 ma\u003c\/li\u003e\r\n         \u003cli\u003eModule size: 27.8mm*14.4mm*4mm\u003c\/li\u003e\r\n  \u003c\/ul\u003e","brand":"HiLetgo","offers":[{"title":"Default Title","offer_id":52929701380256,"sku":"B01MYTE1XR","price":96.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0418\/7134\/3776\/files\/B01MYTE1XR.jpg?v=1775758359","url":"https:\/\/dingoship.com.au\/products\/hiletgo-hc-12-433mhz-si4438-wireless-serial-port-module-1000m-replace-bluetooth-with-antenna","provider":"DingoShip AU","version":"1.0","type":"link"}