fushionsea Universal Wireless Remote Control Switch DC 12V 24V 36V 48V 2CH 10A Relay Receiver Module with 2 Channel RF Remote Transmitter for Various Wireless Controls music_UK_update_2021 With a plastic storage box

With a plastic storage box for preventing it from dust or accidental damages while unused

good for teachers

5mm Jack Wired Omnidirectional Condenser Microphone for Voice Recording

security systems

no longer having to worry about getting rusty

fushionsea Universal Wireless Remote Control Switch DC 12V 24V 36V 48V 2CH 10A Relay Receiver Module with 2 Channel RF Remote Transmitter for Various Wireless Controls music_UK_update_2021 With a plastic storage boxfushionsea Universal Wireless Remote Control Switch DC 12V 24V 36V 48V 2CH 10A Relay Receiver Module with 2 Channel RF Remote Transmitter for Various Wireless Controls About Receiver: Model No.: AK RK02E Working voltage: DC12 48V Quiescent condition: Less than 6mA Working temperature: 40 Degree +80 Degree Receiver sensitivity: more than 105dBm Working frequency: 433mhz Output voltage: DC and Switch Signal is optional Max load current: Less then 10A