Description Feature: 1. Inteligent Protection: Excessive high voltage protection; Excessive current protection; Stable voltage protection; Overcharge protection; Short circuit protection; Temperature protection 2. Fast Charge: Built-in three technology chips, can identify different mobile phone charging architecture for different mobile phones to match the appropriate current, charging more efficient 3. Multi-Port Support: Supports 20 charging devices at the same time and meet the various demands of charging 4. Inteligent Design: Built-in three technology chips, can identify different charging architecture of different mobile phone, and match the current for different mobile phones 5. Suitable For: Most smart devices used USB ports such as for Xiaomi, for Samsung, for iPhone, for iPad, etc. Made of environmentally friendly PC and ABS material Specification: Product name: 20 Ports USB Charging Station Product type: 880 (20 ports 90W) Product size: 142 x 70 x 65mm/5.59 x 2.75 x 2.56inch Interface input: AC100-240V 50-60Hz Interface output: USB 5V / 18A (90W) Output ripple: 100 ~ 150% Output voltage adjustment range: 10% Output overload protection: 90% -105% Operating temperature: -20 -50 Cable length: approx.120cm/3.94ft Work efficiency: 70% Cooling method: safe cooling aluminum + silent fan Automatic identification: Automatic identification of current according to the device USB single port maximum output: 3.5A Material: PC + ABS fire retardant Compatibility: most smart devices used USB ports Package includes: 1 x 20 Ports USB Charging Station 1 x Australian Power Cable