Important Warning: Please note that this device is a phone cooler, not a professional ice maker. Avoid operating the device in an unloaded state for a long time in an attempt to achieve a freezing effect, as it may cause damage to the device or pose a safety hazard. Colour:Black Instructions for Freezing Conditions: To achieve a freezing effect with the phone cooler, please ensure the following conditions are met: Adapter Voltage Requirement: Use an adapter with an output voltage higher than 5V3A for power supply. Charging Cable Selection: Ensure to use the default charging cable provided by us for connection. Room Temperature Condition: Make sure the room temperature during operation is below 25. Material:ABS Package Contents: 1 * mobile phone radiator 1 * magnetic sheet 1 * back clip 1 * charging cable Only the above package content, other products are not included. Note: Light reflection 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.