• 2CH dc electrical 12v Relay 10A Module with Optocoupler H/L Level Triger for Arduino

2CH dc electrical 12v Relay 10A Module with Optocoupler H/L Level Triger for Arduino

USD $1.3 - $2 / Piece
20 Pieces(Min.Order)
  • 100000 Piece / Pieces per Month
  • shenzhen/HK
  • T/T Credit Card PayPal