Material: ABS Dimensions: 1.2 inches Power supply voltage: 12 V-24 V. Power mode: car cigarette lighter type MP3 Power: 18W 1. Digital display light: this charger is equipped with an LED light that allows you to charge compatible devices via the digital display even in the dark. 2. Voice assistant: this charger can activate the mobile phone's voice assistant by long pressing the phone button, which can be used to listen to songs via SIRI and audiobooks for navigation. 3. Hands-free calls: the Bluetooth charger is a one-button hands-free Bluetooth call with a large external microphone, freeing your hands and making driving safer. 4. Wide application: this charger is not limited to car models and is compatible with a large number of applications for mainstream 12-24 V models on the market. [French company and brand TECH DISCOUNT]: Our company TECH DISCOUNT manufactures and sells this superior quality product compared to similar products on the market (Even if the photos are similar, they are not designed the same way and the sellers do not offer the same after-sales services). Each product undergoes strict quality control before shipment, ensuring you receive your product in excellent condition. In case of quality issues, we will provide a free exchange within 14 days. Shipped from France on the same day as the order, and you will receive it in the best possible time (unlike other sellers who cannot guarantee shipping time or ship from abroad with generally insufficient after-sales service). Our after-sales service will be available to respond to you effectively. [To the attention of other sellers]: This product is sold exclusively for an e-commerce website.