21700 Battery Charger DIY Cooling, Transparent Case, PD 22.5W, Fast Charging, Polymer Battery, Power Bank

Features: 1.With the high-quality LED screen, you can view the remaining battery status in real-time with a visible sense of security. 2.By using a completely transparent case, the components are precisely arranged in the transparent housing, which emphasizes the industrial aesthetics and highlights the love for detail everywhere. 3,2,5 W high-energy output, PD/QC/AFC/SCP multi-protocol fast charging 4. Stable performance, three devices can be charged simultaneously, and both mobile phones and laptops can be charged. 5. It meets aviation transport standards and can be worn directly on board to travel around the world. Parameters: Product color: White/Yellow/Black/Grey Input voltage: 5V/2.1A/20W Output voltage: 5V/2.1A/PD2.5W Package includes: Mobile power supply case * 1 (unfinished products need to be welded and assembled)