According to Price Hipster, it was $29.95, Now $9.99, just ordered one for click and collect.
2-year warranty
https://www.cygnett.com/collections/car-charger/products/car...
Input: 12-24V (2.1A Max)
Output 1: USB-C PD: 5V⎓3A (15W), 9V⎓2.22A (20W), 12V⎓1.67A (20W)
Output 2: USB-A QC 3.0: 5V⎓3A (15W), 9V⎓ 2.22A (20W), 12V⎓1.67A (20W)
Total Output: 20W