SIM7600E LTE Cat-1 HAT for Raspberry Pi (3G/2G/GNSS) _M5STACK we suggest cutting something opaque

we suggest cutting something opaque to 'mask it' or printing onto a transparency and placing that on top

LIPO Battery Management

advanced neural network processor and OmniVision OV7740 image sensor

1 x Onboard Potentiometer

and serial digital in either RS232 or TTL

SIM7600E LTE Cat-1 HAT for Raspberry Pi (3G/2G/GNSS) _M5STACK we suggest cutting something opaqueThis is an LTE Cat 1 HAT, enabling LTE Cat 1, 3G and 2G communication as well as GNSS positioning with your Raspberry Pi. The board is based on the SIMCom SIM7600E module. With your 1. 8V 3V SIM card fitted to the underside of the HAT, the board supports dial up, telephone calls, SMS, TCP, UDP, DTMF, HTTP and FTP. The GNSS feature supports GPS, BeiDou, Glonass and LBS base station positioning. There is an onboard USB interface to test AT commands and