ESP8266 CP2102
$ 2.97

ESP8266 Uno D1
$ 4.00

ESP8266 with battery compartment and OLED display
$ 10.31

ESP8266 with OLED display
$ 12.15

ESP8266 with rectangular OLED display
$ 9.11

ESP8266 GPS / GSM / GPRS
$ 30.14

ESP32 camera
$ 5.59

ESP32 2.13 inch ePaper display
$ 12.93

ESP32 with OLED and Camera
$ 15.01

ESP8266 with separate OLED display and DHT11
$ 7.96

ESP8266 smart watch enclosure
$ 29.87

ESP8266 D1 Mini V3.0.0
$ 3.12

D1 Charging & Battery Boost Shield
$ 2.15

D1 5V Relay Shield
$ 2.01

433Mhz transmitter / receiver
$ 1.39

HC-06 Bluetooth tranceiver
$ 7.22

SD-card module
$ 2.10