The ESP-01 ESP8266 Serial WiFi Wireless Transceiver Module is a versatile System on Chip (SoC) that includes a TCP/IP protocol stack, enabling seamless WiFi network access for microcontrollers. It can either host applications or manage Wi-Fi networking functions for other processors.
Pre-programmed with an AT command set, the ESP8266 allows for easy integration with Arduino devices, providing extensive WiFi capabilities similar to those of a dedicated WiFi shield. Despite its compact size, it offers robust processing and storage capabilities, facilitating smooth connections with sensors and other peripherals via GPIO pins.
This module features high on-chip integration, requiring minimal external components, making it a cost-effective solution for various applications. Its self-calibrated RF ensures reliable performance under different operating conditions without the need for additional RF components.
Backed by a large and active community, the ESP8266 module offers a wealth of resources and tutorials, making it a popular choice for IoT projects. Notably, this version of the ESP8266 module has an increased flash memory size, expanding from 512k to 1MB.
Please note that the ESP8266 Module requires an external logic level converter for 5V to 3.3V logic level conversion and should not be powered directly from a 5V development board.
Features
Wi-Fi Direct (P2P), soft-AP
Integrated TCP/IP protocol stack
It features an integrated TR switch, balun, LNA, power amplifier and matching network
Equips integrated PLL, regulators, DCXO and power management units
Integrated low power 32-bit CPU could be used as an application processor
The ESP-01 ESP8266 Serial WIFI Wireless Transceiver Module is a versatile other esp wifi modules used across a wide range of applications including WiFi connectivity for microcontrollers, IoT sensor nodes, remote monitoring, OTA firmware updates, and cloud-connected devices.
Common use cases:
Adding WiFi to an existing Arduino project
Building a cloud-connected weather station
Enabling remote firmware updates
This product is ideal for IoT developers and electronics hobbyists.
Technical Tip: ESP-WROOM-32 modules need proper decoupling capacitors and antenna clearance for reliable WiFi performance.
Shipping & Delivery
Free shipping on orders above ₹999 across India
Dispatched within 1-3 business days
Expected delivery: 3-7 business days depending on location
Secure packaging to ensure safe transit of electronic components
Weight
0.0 kg
Dimensions
3 × 3 × 2 cm
15 Days Warranty
Please note that this item is only covered by a standard supplier warranty against manufacturing defects for a period of 15days from the time of delivery. It is important to understand that only manufacturing defects are covered under this warranty, and any other issues will not be considered for reimbursement or replacement. We strongly advise inspecting the product upon delivery to ensure it meets your expectations. In case of any manufacturing defects, we guarantee reimbursement or replacement.
What voids warranty:
If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.
Shruti Iyer (verified owner) –
Perfect for my IoT project. This ESP-01 ESP8266 Serial WIFI Wireless Transceiver has excellent WiFi performance.
Hardik Negi (verified owner) –
Excellent for smart home projects. This ESP-01 ESP8266 Serial WIFI Wireless Transceiver connects reliably to my router.
Nikhil Bhandari (verified owner) –
Love this ESP-01 ESP8266 Serial WIFI Wireless Transceiver. Built a smart switch with it. Works with Home Assistant perfectly.
Pooja Agarwal (verified owner) –
Okay ESP-01 ESP8266 Serial WIFI Wireless Transceiver. Took time to figure out the pin mapping but functional.
JAGANNATH KULKARNI (verified owner) –
Good product.
Aditya Yadav (verified owner) –
Decent ESP-01 ESP8266 Serial WIFI Wireless Transceiver. Had to install CP2102 drivers but works fine after that.
Ishan Krishnan (verified owner) –
Good quality ESP-01 ESP8266 Serial WIFI Wireless Transceiver. Flash memory is sufficient for most projects.
Ramachandran (verified owner) –
working good
Sandeep Banerjee (verified owner) –
Nice ESP-01 ESP8266 Serial WIFI Wireless Transceiver for IoT prototyping. Breadboard compatible which is a plus.
Manish Ghosh (verified owner) –
Nice ESP-01 ESP8266 Serial WIFI Wireless Transceiver for IoT prototyping. Breadboard compatible which is a plus.
Lalit Rao (verified owner) –
Okay ESP-01 ESP8266 Serial WIFI Wireless Transceiver. Took time to figure out the pin mapping but functional.
Isha Desai –
Average ESP-01 ESP8266 Serial WIFI Wireless Transceiver. WiFi drops occasionally but works for basic projects.
Rishabh Patil –
Perfect for my IoT project. This ESP-01 ESP8266 Serial WIFI Wireless Transceiver has excellent WiFi performance.
Om Desai (verified owner) –
Decent ESP-01 ESP8266 Serial WIFI Wireless Transceiver. Had to install CP2102 drivers but works fine after that.
Nitin Vyas (verified owner) –
Great quality ESP-01 ESP8266 Serial WIFI Wireless Transceiver. Flashed with ESPHome and it works beautifully.
Sarthak Kumar (verified owner) –
Excellent ESP-01 ESP8266 Serial WIFI Wireless Transceiver! WiFi connectivity is strong and stable. Perfect for IoT projects.
Ananya Pandey –
Excellent for smart home projects. This ESP-01 ESP8266 Serial WIFI Wireless Transceiver connects reliably to my router.
Anonymous (verified owner) –
syedmohammed asifkhadri (verified owner) –
a1
Daksh Shah (verified owner) –
Good quality ESP-01 ESP8266 Serial WIFI Wireless Transceiver. Flash memory is sufficient for most projects.
Vaishali Sen –
Outstanding ESP-01 ESP8266 Serial WIFI Wireless Transceiver! Programmed it with Arduino IDE. All features work as documented.