XH-M577 Stereo Audio Tone Board 2x80W DC12-24V Input 45x Amplification

XH-M577 2-Channel Digital Audio Tone Board 80W x2 Output DC12V-24V Input

XH-M577 Digital Audio Tone Control Board 2 Channel 80W x2 DC12V-24V Input

6x for Solar Panel Connector Y-Type 3-Way Connector Solar Panel Parallel 1224

Efficient XHM401DC High Power Regulators with Comprehensive Safety Mechanisms