
They replaced a pre-assembled development board for programming my ESP01 modules. I added a reset button and screw head to access GND, 3v3 and two GPIO pins so I can leave it connected to my peripherals and switch back and forth between program mode and working mode without unplugging it from what REALLY sped things up.

๐ถ Enhance and Expand Your Network with TP-Link AV600 Powerline WiFi Extender and WiFi Booster (TL-WPA4220 KIT)
44 Review

Wi-Fi adapter D-link DWA-140, black
46 Review

Enhance Internet Speed with TP-Link AC1200 Wireless Dual Band USB Adapter (Archer T4U V1)
40 Review

๐ ASUS USB-BT400 USB Bluetooth Dongle Receiver - Compatible with Laptops and PCs, Plug and Play for Windows 10/8/7/XP. Supports Printers, Phones, Headsets, Speakers, Keyboards, and Controllers in Black.
79 Review

๐ USR-TCP232-410s: RS232/RS485 Serial to Ethernet Adapter/IP Device Server with DHCP/DNS Support
4 Review

๐ Juiced Systems Silver BizHUB USB-C Multiport Gigabit HDMI Hub with 3 USB 3.0 Ports, Gigabit Ethernet, 4K HDMI, SD/Micro SD, and USB-C Power Delivery
11 Review

HB-UMLS Sabrent USB 2.0 Hub with 4 Ports and LED Power Switches for Each Port
12 Review

๐ StarTech.com NETRS232 Serial to IP Ethernet Device Server - DIN Rail Mountable - Serial Device Server - Serial Over IP Device Server (Black)
4 Review