Self-powered Wireless Switch (433Mhz) Shipping:4-6 Days give a false result of

give a false result of a close by object when there is none

The BT004 provides a red LED mounted immediately next to each relay to indicate whether it is in a powered state (LED on)

This increases precision and decreases lock time and thanks to the onboard rechargeable battery

LINK Drivers -> FTDI Website (FT232R)

Features of the MB1210

Self-powered Wireless Switch (433Mhz) Shipping:4-6 Days give a false result ofIn life, remote controllers can be seen everywhere, and most of them are inseparable from the battery. However, we often encounter problems when using the battery, for instance, it is troublesome to replace the battery, batteries are easy to corrode in a humid environment, or the waste batteries may cause serious environmental pollution. Do you know that wireless remote control can actually work without batteries! This self powered wireless switch