Mạch sạc pin dự phòng 2 đầu USB 5V 1A 2.1A có đèn LED tiện dụng

Welcome to ★SmartHome★ Store. Our concept is"Customer ce Attentively" ! Output voltage and current stable, will not harm user devices. This is the mobile power module Accessories, 18650 Circuit board shell. Meet the individual needs of your DIY, but you must understand basic electronic assembly. Intelligent output device after charging full, automatically stop charging, to prevent mobile phones overcharge. Motherboard comes with protection function: Charging overcharge protection, over-discharge protection, overcurrent protection. Mini USB input: 5V 1A USB Output: 5V 2.1A / 5V 1A(Dual USB interface) Charging display: intelligent digital display Batteries Type: liquid lithium-ion batteries (18650) Material:Metal Colour:Black Product Size: 57mm x 28mm Screen size: 27mm x 17mm Installation instructions: The circuit board is connected to the battery negative B-, B + is the positive, do not connecting reversed, connecting reversed will burn the board, the battery is connected in parallel welding, assembling battery. Note that the insulation between the battery and the circuit board, battery lead not to touch the circuit board, so as not to cause a short circuit. Package Included:1 x Mobile Power Bank 18650 Battery Charger PCB Note: Light shooting 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. Giá sản phẩm trên Tiki đã bao gồm thuế theo luật hiện hành. Bên cạnh đó, tuỳ vào loại sản phẩm, hình thức và địa chỉ giao hàng mà có thể phát sinh thêm chi phí khác như phí vận chuyển, phụ phí hàng cồng kềnh, thuế nhập khẩu (đối với đơn hàng giao từ nước ngoài có giá trị trên 1 triệu đồng).....