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Ultrasonic Waterproof Module (module+wire)
Working Voltage: DC5V. Quiescent Working Current: 5mA. Total Working Current: 30mA. Wave Transmit Frequency: 40kHz. Max. Measuring Distance: 5m. Blind Zone: 25cm. Size: 28.5*41mm. Resolution: Approx 0.5cm. Angle: <50 degree. Working Temperature: -10℃~70℃. Storage Temperature: -20℃~80℃.

Red Dot Matrix Module - MAX7219
single module can drive a common cathode 8 * 8 dot matrix module Operating voltage : 5V Module size : 5 cm X 3.2 cm wide X 1.5 cm high holes with four screws , diameter 3mm, can be fixed by using our M3 studs modules with input and output interfaces , support for cascading multiple modules





















