Lezet Built-in Cable Power Bank combines a 20,000mAh high capacity with 100W bidirectional fast charging. It features an integrated 100W Type-C cable, eliminating the need to carry extra cords outdoors. The device self-charges fully in about 1.5 hours and supports dual-port simultaneous output up to 100W, efficiently powering laptops and phones together. Compact and lightweight, it suits both business travel and daily use. With intelligent temperature control and multi-layer circuit protection—certified by dualnational safety standards—it delivers safe, worry-free fast charging throughout use.