Overview

The nRF9151-Proto is an nRF9151 based module that comes below.
nRF9151 SIP (Arm Cortex-M33 + LTE Cat-M1/NB-IoT + GPS)
Nano-Sim socket, 2x U.FL Antenna connectors for LTE Cat-M1/NB-IoT & GPS
Accelerometer(LIS2DW12TR) & Analog Temperature Sensor(TMP235)
32MB Nor Flash(BY25Q32ESTIG)
30.6mm x 77.8mm
This board can operate standalone on a battery.
You can code your application easily with Zephyr RTOS and program using J-Link Mini Edu.