Universal Qi Wireless Receiver Module : ID 1901 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Qi Standard 2 in 1 Fast Charger 10W Wireless Charging Module for Mobile Charger - China Wireless Charger Module and Qi Wireless Coils price | Made-in-China.com
diymore ESP8266 ESP32S Wireless Module WeMos D1 4x18650 Lithium Battery Charging Shield 5V/3A 3V/1A Power Bank V9 for Arduino - AliExpress
Getting Started with ESP8266 NodeMCU Development Board| Random Nerd Tutorials
ESP WROOM-02 Mini WiFi Wireless Module ESP8266+18650 Battery Development Board
Amazon.com: KeeYees 3pcs ESP8266 ESP-12E Development Board WiFi WLAN Wireless Module CP2102 for NodeMCU for ESP-12E for Arduino : Electronics
ESP8266 NodeMCU Access Point (AP) for Web Server | Random Nerd Tutorials
WeMos D1 ESP-Wroom-02 ESP8266 Wireless WiFi Development Board with 18650 Battery Charging Socket Base Micro USB for Nodemcu : Amazon.ca: Industrial & Scientific
ESP8266 Client-Server Wi-Fi Communication Between Two Boards (NodeMCU) | Random Nerd Tutorials
wireless charging – body interaction
Amazon.com: Wishiot ESP8266 ESP-01S 4MB Serial WiFi Wireless Transceiver Module + CH340G Programmer USB to ESP-01 Wireless Adapter Module 4.5-5.5V : Electronics
DIY ESP8266 (IoT) Deskclock with Bluetooth Speaker, Wireless Charger and Dimmable Night light ! - YouTube
Assembled Feather HUZZAH w/ ESP8266 WiFi With Stacking Headers : ID 3213 : $19.95 : Adafruit Industries, Unique & fun DIY electronics and kits