Specifications:
Model: XY-MB021FInput Voltage: DC 5-12VOutput Interface: Single-channel relayCommunication Method: Wireless Bluetooth (mobile phone proximity based)Configurable Methods: APP/mini program/serial portSupported Commands: AT command modification for relay signal values, modes, and timingInterfaces: Preset UART port for command sending/receivingMaterial: Embedded with multiple voltage stabilizers


Features:
1. Automatic Activation without Additional AppsSupports automatic activation when the mobile phone comes into proximity, eliminating the need for additional app-based system pairing.2. Multiple Configuration MethodsAdjustable settings through APP, mini-programs, or serial port options, providing flexibility and convenience across different usage scenarios.3. AT Command CustomizationAllows users to customize relay signal values, operational modes, and duration using AT commands for tailored functionality.4. Wide Voltage CompatibilityDesigned to accept DC input voltage between 5V and 12V, making it suitable for varied power supply setups.5. Stable Performance with Enhanced ComponentsEquipped with advanced voltage stabilizers and quality components to ensure consistent output and reliable operation.

Package Included:
1 x Single-channel Bluetooth Proximity Switch Relay Module1 x 2.4p Single Pin Jumper