ITEM NAME:Rectifier Filter Power Board LM317 LM337 Multi-Channel Adjustable Rectifier A2Y3 Rectifier Filter Power Board LM317 LM337 Multi-Channel Adjustable Rectifier A2Y3 Output Type:DC Connection:AC Usage:Switching Usage:Monitors Usage:Electric Tool Size: 107*89mm Color: Green Material: plastic and metal Package Contents: 1 * Filter Board Set.1 Filter Board Set. Color: Green.
