LORA 5 Km 4 Buttons Wireless Remote Control RF Transmitter (Model: 0021062) 2 Channels The operation of Self-locking mode

The operation of Self-locking mode with the transmitter C-2:

If the weight of your equipment (such as a cellar door) is 100kg

Case size: 140mm x 85mm x 40mm

And when pressing the STOP button

II) If you want to control an AC lamp

LORA 5 Km 4 Buttons Wireless Remote Control RF Transmitter (Model: 0021062) 2 Channels The operation of Self-locking modeIf you want to buy a 4 buttons long distance 5000 meters waterproof Two way wireless RF remote control or radio transmitter, please click here. Application: This wireless RF transmitter is a super long range 4 buttons radio remote control. It is developed by LORA (Long Range) wireless communication technology, so it has ultra long working distance, ultra high receiving sensitivity, superior anti interference ability, and smaller power consumption. It