1 Channel 12V Relay 433Mhz + Remote Module and multiple electrical protections

and multiple electrical protections

50M(dual channel independent 50M)

The multitester can test many different components

Multitester & signal generator

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1 Channel 12V Relay 433Mhz + Remote Module and multiple electrical protectionsStrong 433 MHz RF signal DieseRC RF wireless relay remote control switch, which uses 433MHz frequency radio frequency technology, has strong signal that can pass through walls, floors, doors, and EV1527 learning code chip which makes the system safer. You can control each device connected to the relay receiver through the transmitter from any location within a reliable distance. Easy to use Extremely easy to set up and reset. There are 4 operating