Product Description:
Module paramete:
– Size: 37.3mm * 15.5mm
– Input voltage: 3.6V-6V
– Working voltage: 3.3V
– With transparent heat shrink tube.
– If the circuit is reveed, the module will not work.
– Keep pressing the reset button and power on the Bluetooth module to enter AT mode.
– Any serial device with a communication format of “fixed baud rate, 8 data bits, and no parity” can directly replace the original wired serial port.
The Core module is HC-05 bluetooth 2.0 module. By using this Bluetooth module, you can quickly add Bluetooth features to your arduino project. The factory setting is slave mode, but you can set this module to master mode so that you might be able to connect to other Bluetooth 2.0 devices. Please note: This is a classic Bluetooth 2.0 module, it is not compatible with iphone or ipad If you need to use iphone or ipad to control your arduino project. You may need a Bluetooth 4.0 ble module (such as SH-HC-08 Bluetooth 4.0 ble module)
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