3 USB 5V 1A Mobile Power Bank Charger Controller Module Step Up Boost Power Module Lithium Battery Charging Board LED PACK OF 2

This 3-in-1 USB 5V 1A mobile power bank controller module is perfect for DIY power banks, portable charging devices, and electronics projects. It features a step-up boost module to maintain stable 5V output, along with a lithium battery charging board and LED indicators for easy monitoring.

Compact and reliable, this module supports single-cell lithium-ion batteries and ensures safe, efficient charging and power delivery. Ideal for hobbyists, students, and electronics enthusiasts building custom power solutions or portable USB chargers.