HM-11 BLE Bluetooth 4.0 CC2541 CC2540 Module

BLE HM-11 Bluetooth module with a range of up to 100m

3.3V power supply

AT instruction set

version 4.0 range up to 100m

built-in antenna

CC2541 chipset

dimensions 18.5 x 13.5mm

current consumption in stand-by 0.5mA, 8.5mA in operation

AT-POWE power control -23dbm, -6dbm, 0dbm, 6dbm

factory new

use for contact plates, commissioning modules, Arduino etc.

Documentation link: https://www.elecrow.com/download/bluetooth40en.pdf