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AJMRTC Dual USB 5V 1A 2.1A Power Bank Charger Module Board with LED Indicator, 18650 Lithium Battery Charging PCB, DIY Electronic Kit for Portable Charger, Battery Pack & Electronic Projects
- - Dual USB output ports, 5V 1A and 5V 2.1A, charge two devices simultaneously, ideal for custom portable power bank builds
- - Built-in LED indicator clearly shows battery power level and charging status for easy working state monitoring
- - Designed for 18650 lithium-ion batteries, integrates multiple safety protections including overcharge, overdischarge and short-circuit protection
- - Compact PCB board design, simple wiring, perfect for electronic DIY, homemade power supply and battery modification projects
- - Stable boost conversion circuit, reliable power output, great for hobby electronics, student experiments and portable device power supply
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AJMRTC power bank charger module is a complete DIY electronic kit built for 18650 lithium batteries. It features dual USB ports with 5V 1A and 5V 2.1A output to power or charge two devices at the same time. Onboard LED indicator lights display real-time battery level and charging progress so you can quickly check the working status. The charging board comes with multi-layer safety protection to prevent overcharge, overdischarge, overload and short circuit damage to batteries and connected devices. The small-sized PCB saves installation space and supports simple assembly for your homemade portable power bank, battery pack and electronic experiment projects. Suitable for electronics hobbyists, student STEM projects and custom portable power supply development.
- Brand: AJMRTC
- Model: Dual USB Power Bank Charger Module
- Output: Dual USB, DC 5V 1A / DC 5V 2.1A
- Battery Compatibility: 18650 lithium-ion battery
- Indicator: LED power & charging indicator
- Protection: Overcharge, Over-discharge, Overload, Short-circuit protection
- Application: DIY power bank, battery pack assembly, electronic experiments
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by ThermalNest Return Policy
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