100% Brand New & High Quality

Fully compatible with the original bluetooth transparent module electrical interface and physical interface;

Built-in industrial-grade penetration firmware V3.0, reliable and stable, WEB interface configuration;

Based on esp-m2 high-performance WiFi module, the overall size: 34mm x 17mm x 4mm;

Power supply voltage: 4.5 V ~ 6.0 V, TTL voltage: 3.3 V (compatible 5.0 V);

Introduction: STATE, TXD, RXD, EN;

Average current: 80mA; WiFi data sent 170mA; 20 mu A in deep sleep mode;

Support serial AT instruction;

Support reprogrammable, OTA firmware upgrade;

Real-time seamless transmission of serial port and WiFi data;

Built-in HTTP Web Server, supporting the configuration of various parameters;

WiFi supports three modes: AP, STA, AP + STA;

Support WiFi STA mode to automatically reconnect, TCP Client mode automatically reconnect;

Serial port support to set baud rate, data bit, parity check, stop bit, subcontract time;

Support the baud rate (BPS) : 300/600/1200/2400/1200/2400/19200/38400 / / 115200/19200/38400

230400/460800/921600/1843200/3686400;

Support AP enabling, customizing SSID/password, custom IP and network segment, etc.

Automatically scan the surrounding hotspots to support STA to enable, DHCP, custom IP and network segments;

Support TCP Server, TCP Client, UDP Server, UDP Client and UDP LAN broadcast;

Remote server address support DNS domain name automatic resolution;

Support to view state through AT command;

Introduces IO4 to represent the state of WiFi.

Operating temperature range: – 40 ℃ – 125 ℃;

Application scenario: smart home, wireless data collection, smart car control, wireless serial printer, outdoor LED lights,