1. The wireless charger can output up to 15W for iPhone 13 / Samsung and other mobile phones that support QI fast charging.2. Mobile phone charging power: 5W / 7.5W / 10W / 15 intelligent adaptation3. For AirPods Bluetooth headphone charging power: 5W4. Input: 9V / 2A, 12V / 2A (QC or PD fast charge).5. Mobile phone wireless charging: 5W-7.5W-10W-15W max.6. Headphone wireless charging: 3W max.7. Wireless charging of the watch: 2W max.8. Type-C output: 5V / 1A max. (for rechargeable headset)9. Material: PC + ABS10. USB cable length: 1.2m

http://olla.gr/b-15a-4-in-1-headset-holder-wireless-charger-for-smart-phone-and-iwatch-and-airpods/