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DUAL MICRO USB 3.7V 2A MOBILE POWER BANK AA313

299.00 129.00

Features dual Micro‑USB inputs for flexible charging and dual USB‑A outputs delivering 5 V at 1 A + 5 V at 2 A. A 4‑level LED indicator shows battery status.

Description

This Dual Micro‑USB 3.7 V→5 V 2 A Module is a smart, efficient, and cost-effective solution for makers and DIY enthusiasts. With dual charge inputs, dual outputs, LED battery status, and comprehensive safety protections, it’s a reliable foundation for any homemade power bank. Compact, lightweight, and easy to integrate—just wire, charge, and power your devices.

Key Features:

Dual Micro‑USB Inputs – Charge the attached 18650 cell using any standard 5 V 1 A+ USB charger via two convenient Micro‑USB ports.

Dual USB‑A Outputs – Offers two USB outputs: one at 1 A and the other at up to 2 A for efficient charging of smartphones, tablets, and other USB devices.

4‑Level LED Battery Indicator – Four LEDs display the battery’s charge level. Automatically shuts down when idle to save power.

DUAL MICRO USB MOBILE POWER BANK 

High-Efficiency Boost Circuit – Efficiently steps up 3.7 V battery voltage to a steady 5 V output at a maximum of 2 A.

Integrated Protection IC – Guards against over-current, over-voltage, under-voltage, and short-circuit events for safer operation.

Specifications:

Battery Input:  1 × 18650 Li-ion (3.2–4.2 V operating)   Input Ports:  2 × Micro‑USB (5 V)

Output Ports:  2 × USB‑A @ 5 V: one at 1 A, one at 2 A

LED Display : 4-level indicators with auto-shutdown

Weight”  ~12 g   Dimensions:  ~68 × 34.5 × 8.5 mm

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