Featuring a smart and compact design, OtterBox Premium fast wall chargers are drop tested and wrapped in a tough exterior for years of use. - Charge your phone to 57% in 30 minutes - Ultra-safe and highly efficient - Smart design is drop tested and wrapped in a tough exterior but still compact enough to fit into the smallest purse or travel bag - Rigorously tested for safe and smart charging - Designed to work flawlessly with your favourite OtterBox cables - Supports USB Power Delivery fast charging technology - No-hassle customer service