J5019 HW-357 Boost Module DC DC Step Up Adjustable UPS 4.5-8V To 3.7-27V 1A Boost Converter Adapters 3.7V 18650 AAA AA Battery Charger TP4056
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J5019 HW-357 Boost Module DC DC Step Up Adjustable UPS 4.5-8V To 3.7-27V 1A Boost Converter Adapters 3.7V 18650 AAA AA Battery Charger TP4056
J5019 is a booster circuit included 18650 battery charger is compact, stable performance, built-in booster circuit can be adjusted up to 27V with variable resistance integrated circuit. The circuit uses IC TP4056, but with this circuit there is no battery protection function, so when users see signs of voltage drop, take the battery out to charge it to avoid damaging the battery.
This module is a small single cell lithium battery charging module which also includes a 1A step-up (boost) converter for powering a large range of applications. The module will charge most types of single cell (3.7) LiPo batteries from either 4 to 8V power supply input, or from a standard 5V USB port/adapter. A battery charge and standby LED is also included for visual indication.
Besides battery charging capabilities this module also includes an adjustable boost converter which is capable of stepping up the attached battery voltage from 4.5 to 24V with a maximum supply current of 1A.
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