arduino › connectivity module
generic HM-10 BLE 4.0 Module
Cheap BLE serial bridge. Works with iOS and Android. Many AT firmware versions exist — buy from a vendor that publishes which firmware ships, or you'll fight the AT command set.
Specifications
- protocol
- ble_4_0
- interface to mcu
- uart
- voltage v
- 3v3
- range m
- 10
- power consumption ma
- 20
Sources
- SparkFun open product catalog · ingest 2026-05-06