1.Equipped with For interface - proof air discharge tube. It has For interface protection function, making the machine work more safely.2.With a surge current NTC. Inhibit circuit inrush current, so that machine work more stable.3.Equipped with fuses, it has short circuit protection function.4.It has power indication function, and screen printing marks on the board, easy to use.5.This rectifier Board input 0-220VAC, output 0-311VDC, and Output current is 10AProduct name: rectifier boardModel: AC - H10AInput voltage: 0-220V ACOutput voltage: 0-311V DCOutput current: 10Asize:50 * 76 mmMaterial:Plastic + metalcolour:blackPackage Contents:1 * rectifier boardOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.