Brand: Baseus (Baseus)Name: Baseus Energy Column Car Bluetooth MP3 Charger (Bluetooth 5.0+5V/3.1A)Model: BS-01Color: Space Gray/SilverInput: 12-24VUSB output: 5V/3.1A(Max)Bluetooth version: 5.0Size: 88.2mm*20.6mmApplicable models: most models on the marketU disk playback: supportA: Deep Space Grey [Smart Digital Display + Bluetooth 5.0 + Dual Port Fast Charge]