20pcs TP4056 5V 1A Micro USB Charging Module with Dual Protection for 18650 Battery DIY Projects

Reliable TP4056 charging modules for 18650 lithium battery charging and protection. Each module combines a TP4056 charging controller with integrated protection to deliver safe, compact, and easy to use 5V 1A charging via micro USB. Sold as a pack of 10 to support multiple projects and improve conversion rates. Key benefits Dual function: precise charging control plus built in battery protection to reduce risk of overcharge, overdischarge, overcurrent, and short circuit during single cell 18650 charging. Simple power input: accepts 5V 1A micro USB supply for straightforward connection to common USB chargers, wall adapters, or power banks. Compact and practical: small PCB module design saves space and integrates easily into DIY builds, battery replacement tasks, and small production runs. Pack of 10: supports multiple batteries or parallel projects without repeated sourcing, improving workflow and project throughput. Consistent performance: TP4056 charging algorithm provides stable charge current for reliable cell conditioning and charging cycles. Function and compatibility Designed specifically for charging single 18650 lithium ion batteries. Functions: regulated charging at up to 1A input current and integrated battery protection circuitry on the same module. Input: 5V via micro USB. Output: connects directly to a single 18650 cell. Practical attributes Function: charging and protection combined on one compact board for convenient installation. Compatibility: single 18650 lithium ion cells commonly used in flashlights, power banks, portable electronics, and hobby devices. Size: compact micro USB module form factor suitable for tight spaces and modular assembly. Material and construction: PCB module with integrated TP4056 controller and protection components for durable, repeatable use. Performance: stable 5V 1A charging input with built in safeguards to maintain safer charging conditions for single cell 18650 batteries. Typical use scenarios DIY power bank or battery pack builds where compact charging and built in protection reduce component count and simplify assembly. or maintenance of handheld devices and flashlights that use single 18650 cells, allowing easy replacement and charging without a bulky charger. Small workshop or hobbyist batch charging operations where the 10 piece pack lets technicians charge and manage several single cell batteries across multiple projects. Basic installation notes Connect 5V micro USB input to the module and attach the single 18650 cell to the battery output terminals according to the module markings. Ensure correct polarity when wiring cells and do not exceed the 1A input supply capability. Use in single cell applications only. For parallel or series configurations, follow appropriate battery management practices and wiring guidelines. This 10 piece set of TP4056 modules provides a compact, dual function solution for charging and protecting single 18650 lithium ion batteries in DIY projects, repairs, and small scale production tasks.