'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

nRF52 boards, such as AdaFruit Feather nRF52832, nRF52840 Express, BlueFruit Sense, Itsy-Bitsy nRF52840 Express, Metro nRF52840 Express, NINA_B302_ublox, NINA_B112_ublox, etc. Arduino MKR GSM 1400 ...

Largest: 3 1/4 x 3 1/2 in. (8.3 x 8.9 cm.) ...

This board is based on the ESP32-C3, and includes sensors, LEDs, buttons, a battery charger, and USB type-C connector. USB type-C (no PD compatibility). Li-Ion battery charger - MCP73831T-2ACI/OT, it ...