High-Speed Charging: Choetech 10000mAh Ultra Slim Power Bank offers USB-C power delivery input and output, delivering an 18W max output that can quick charge your iPhone from 0% to 50% in just 30 minutes, all while preserving battery health. It also recharges itself in a mere 3.5 hours. (Note: Charging is not available during the recharging process.)

Quick Charge 3.0 Technology: Featuring Qualcomm QC 3.0/2.0 technology on both USB-C and USB-A ports, this power bank can fully charge your Android phone in about 1.5 hours. It's versatile enough to charge other devices like headphones or eReaders.

Portable Size: Despite its powerful 10,000mAh capacity, this power bank is incredibly portable, weighing just 7oz and being as small as your phone. It's the perfect travel companion, fitting easily into your bag or backpack, making it ideal for sightseeing, hiking, and camping.

Design and Certification: Certified by UL, this power bank incorporates built-in security mechanisms to protect your devices from over-voltage, overheating, short-circuiting, and overcharging automatically. The four smart LEDs display remaining power accurately, with the first LED turning green during fast charge input/output.