20 Pcs TL-32F-5V-HS DC 5V Coil SPST 4 Pin PCB Electromagnetic Power Relay Black Female Threaded Hex Standoffs Note: This door stopper is

Note: This door stopper is suitable for a 0

Can be directly connected with the equipment being tested without the power source

Outside in the use of PE polyethylene protective plastic

Fasten the screw into the plastic expansion tube

depending on whether you wish to detect the water s rise or fall

20 Pcs TL-32F-5V-HS DC 5V Coil SPST 4 Pin PCB Electromagnetic Power Relay Black Female Threaded Hex Standoffs Note: This door stopper isDescriptions: 4pins, SPST type, PCB mount. Can adjust automatically, protect and transform the electric circuit. Used widely in the remote control, communication, automatic control system, electronic equipment, etc.