Speed & safety certified. $3000 (Hottips will repair or replace electrical devices damaged by electrical charge while properly connected to this charger up to $3000. Scan QR code or see directions inside for details) limited warranty. 3.1 AMP dual USB charger. Hottipsusa.com. Scan QR code for more info. Features: car plug; 2.1 AMP Hotslot; 1.0 AMP; 3.1 AMP high output. Limited lifetime warranty inside or scan QR code. Made in China.