How much does this cost to the nearest dollar?

waveshare Board with Pre-Soldered Header, Pico-Like MCU Board Based on Raspberry Pi Dual-Core Arm Cortex M0+ Processor Onboard 4MB Flash,USB-C Connector,Recharge Header,etc
Overview Need more Flash for Raspberry Pi Pico? Dislike the outdated Micro USB connector? All these problems are solved by our now. As same as Raspberry Pi Pico, it incorporates the RP2040 microcontroller, with dual-core Arm Cortex M0+ processor running up to 133 MHz, and 26x multi-function GPIO pins. What's different, it features onboard 4MB Flash, USB-C connector, recharge header, and higher current DC-DC chip. And it is Board with Pre-Soldered Pinheader. Key Features RP2040 micro

Price is $16.00

Price: $15.95