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the infrared emitting tube to emit a certain frequency
the counter can count up to 23 = 8 values
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Hi-Link 5V 1A AC-DC Power Converter Smart Robot Car Chassis the infrared emitting tube toHi Link 5V 1A Power Converter Hi Link (HLK 5M05) is a 5W power supply module. It features low current and wide input voltage range. The Hi Link AC DC power converter is a plastic enclosed PCB mounted isolated switching step down power supply module. It is widely used in a smart home, automation and control, communication equipment, instrumentation and other industries. The Hi Link Power converter is designed to meet the necessities of EMC and safety