Garin At the same time we have also have one MT700-NW for the long battery life test and we have placed it in our office. Below are the test details for your reference MT700-NW Test record form: MT700-NW Test screenshot on our server : https://drive.google.com/drive/folders/14ud-w_eBA4l3HU1U0zky6y6REzxDTQ21 The Config parameter the two test devices: Device Model :MT700-NW Network and band China Mobile NB-IoT B8 Working Mode: Mode 3 Report interval: 24 hours Battery: Non-rechargeable 3400mAh Let’s monitor the real battery life. We will keep the updates every month in our forum.