DC 9V 12V To 5V4A Step Down Module Dual USB Charger Compatible For iPhone Android Phones With Case

Product parameters: Mini Dual USB 5V 4A DC Buck Charger Module. Input plug specifications: DC5.5/2.1 (outside diameter 5.5mm, inside diameter 2.1mm) Input voltage: 8~14V Suitable for 9V 12V battery, can be used in 12V car, not suitable for 24V big truck. Output voltage: 5.3V (this voltage can make up for the loss of the charging line, so that the mobile phone can have enough voltage to reach the maximum charging current of the mobile phone) Sustainable 4A operation, self-adaptive at the output. Features: Input voltage range: 8-14V DC. With reverse input protection. With input fuse. Shell size 51*36*16cm (length * width * height, mm.) Output over-voltage protection (stop output over 6V to prevent MOS breakdown and other damage to the phone) The fast charge identification IC is compatible with Apple's full range of single-port currents up to 2.4A. This product does not support QC and flash charge. With the shell, because each batch of shell color is different, there may be a little difference in color, etc. please be careful to buy. Package included: 1 x 5V4A Charger Module