JK03 220V 1S-5Mins Time Delay Relay Module Potentiometer Adjust
Features:
- Directly 220V input, 220V output
- Switch current up to 10A, with normally open/close point
- 1s-5mins time potentiometer adjustable
- Adopts NE555 circuit, make sure time precision
- FR-4 Fiberglass board
- Dimension: 7*4cm, with install hole
