【Safe Charging】: The HEYMIX SAA Approve dual port USB wall charger use PC fireproof material, Provide multiple protections, including: Output short circuit, built in over-current, over-voltage and over-heating protection etc. USB Wall Charger has undergone 100% burn-in tests, extending the service life and charging more safety. Automatically stop charging when the battery is full. 【Specifically Designed】: Heat resistant and Anti-throw design, Compact and Easy to carry, Comfortable grip, Suitable use for home, travel, office, and business trip. Smart dual port IC automatically recognizes and assigns the most effective current to your cell phone and tablets, and the USB Charger interface adopts an integrated injection molding technology, Stronger and more durable. 【Premium Performance】: Input: AC100-240V (World Standard), Output: DC 5V/2.1A. Wide voltage range matching different safety voltage standards. Dual USB Port output allows you to charge with two devices and save your time. 【Compatibility List】: USB Plug (Phone Chargers) Perfect fit for most Cell Phones, Tablets, MP4 players, Digital Cameras, PSP, and other USB devices, Compatible with Phone 12, 11, Xs, XR, Xs Max, X, 8, 8 Plus, 7 Plus, 6, 6S, 6 Plus, 5S, 5, 4S, Pad Pro-Air 2 Mini 2 3 4; Pod-touch; Samsung Galaxy S9 S8 S7 S6 Edge S5 S4, Note 9/8/5/4, Google, Nexus, LG, BLU, Nokia, Sony, Blackberry, Moto, One - Plus, E-book Readers, Bluetooth speaker, MP3 Players and more. QUESTION & ANSWER: Q1. 2.1A max for each slot, or total? A1: 2.1 max if only using one port at a time, a total of 2.1max when both are used. A USB device generally uses very little amps and many use less than 0.5 amp and when you are charging , For most USB devices, 2.1 amps is 100% plenty to fully power two USB devices at the same time. Q2: is this a quick charger? A2: It doesn’t support Qualcomm Quick Charge, just fast than usual wall charger. i - Phone charge full up to 2hours, i - Pad up to 2.8 hours. Q3: Will these work for Verizon i - Phone or i - Pad? A3: It will work well. This wall charger has a regular USB port so if you have a charger cord with usb or usb devices. Almost support all USB Phones and Tablets. Such as: - i - Phone 13 Pro Max /13 Pro /13 /13 mini - i - Phone 12/12 Mini/12 Pro/12 Pro Max11/11Pro/11Pro Max/XR/XS/XS MAX/X/8 Plus/8/7 Plus/6S/6S Plus/6/5; - i - Pad 2021/2020/2019/2018/2017, 4th/3rd, i - Pad Pro 9.7’’/12.9’’/11’’10.5’’, i - Pad Mini 5th/4/3/2, i - Pad Air; - i - Pod Touch 7th/6th/5th/4th gen, i - Pod Nano 7th/6th, i - Pod Shuffle, i - Pad Wi-Fi/Wi-Fi+Cellular; - Samsung Galaxy Note 20 10 S21 Ultra S21+ S10 S10E 10+ S9 S8 S7 edge A80 A51 A75 J8 J7,etc. Samsung tablets; - LG V60 V50 V40 Thinq V35 V30 V20 G8 G7 G6 G5, LG Stylo 6 5 4 3 2; - Moto, Google Pixel, BLU, One - Plus, Nokia, Sony, HTC, PS4, Xiaomi, Huawei; - Camera, E-book Readers, Bluetooth Speaker, MP4 Players and more USB Devices.