Microcontroller: ATmega328P
Circuit operating voltage: 5V
The input voltage ranges from 6v to 20V
Digital I/O Pins: 14
Analog i/p pins are 6.
1 kb of EEPROM memory
USB connector: USB-C

USB Type: Type-A to Type-B
Weight: 25 gm.
Length: 50 cm.
Fully compatible with the PC.
Aluminum under-mold shield helps meet FCC requirements on KMI/RFI interference.
Foil and braid shield complies with fully rated cable specifications reducing EMI/FRI interference

Up to 480 Mbps data transfer rate.

USB Type: Type-A to Mini-B

Weight: 16 gm

Length: 31 cm

High Performance, Low Power AVR® 8-Bit Microcontroller
Non-volatile Program and Data Memories
512 Bytes In-System Programmable EEPROM
512 Bytes Internal SRAM
USI – Universal Serial Interface (12C, SPI, 1-wire) with Start Condition Detector
10-bit ADC
4 Single Ended Channels
Two Differential ADC Channel Pairs with Programmable Gain (1x, 20x)
Low Power Consumption
Active Mode:1 MHz, 1.8V: 300 µA

RP2040 microcontroller chip designed by Raspberry Pi
Dual-core Arm Cortex M0+ processor, the flexible clock running up to 133 MHz
264KB of SRAM, and 2MB of onboard Flash memory
The castellated module allows soldering directly to carrier boards
USB 1.1 with device and host support

Operating Power: 5 V/2.5 A DC via micro USB
802.11 b/g/n wireless LAN
Bluetooth 4.1
Bluetooth Low Energy (BLE)

Communication interface voltage: 3.3V
Working current: 240mA(MAX)
Serial port baud rate: 115200 (default), can be modified to other values by AT command
Serial communication format: 8N1
Wireless Network Mode: station / softAP / SoftAP + station
Wireless criteria: 802.11 b / g / n
WIFI @ 2.4 GHz, support for WPA / WPA2 security mode
+19.5dBm output power

CPU and Memory: Xtensa® 32-bit LX6 Dual-core processor, up to 600 DMIPS.
448 KByte ROM
520 KByte SRAM
16 KByte SRAM in RTC.
QSPI can connect up to 4* Flash/SRAM, each flash should be less than 16 Mbytes.
Supply Voltage: 3V~3.6V