Exquisite Process: the Cellphone Locker Adopts an Electrostatic Powder Spraying Process, Making the Product Environment-friendly, Corrosion-resistant, Smoother, and Brighter. High-quality Materials: the Cellphone Locker Is Made of a Cold-rolled Steel Plate, with Fireproof, Moisture-proof, Anti-corrosion, Insectproof, and Rainproof Performances and Long Service Life. High Charging Efficiency: The charging efficiency is high, and the charging speed is much faster than the original charger, which avoids the problem that the mobile phone cannot be used in an emergency. Simple Operations: the Product Can Be Used Directly After Plugging in and Turning on the Power Switch, Without Debugging. It Also Provides a Detailed Manual, so You Just Need to Follow the Steps. Multiple Protection Function: the Phone Lock Has Over-voltage Protection, Over-current Protection, Short Circuit Protection, and Low Emi Function to Protect the Phone. and Charging Ports Use Weak and Safe Voltage, Enabling Maximum Protection of Your Electrical .