3.7V 4.2V Lithium Ion Battery Charger Board DC-DC Step Up Boost Module for Lithium 18650 Batteries

Lithium Battery Charger Board 3.7V 4.2V
Lithium Battery Charger Board 3.7V 4.2V #1 Lithium Battery Charger Board 3.7V 4.2V #2 Lithium Battery Charger Board 3.7V 4.2V #3 Lithium Battery Charger Board 3.7V 4.2V #4 Lithium Battery Charger Board 3.7V 4.2V #5 Lithium Battery Charger Board 3.7V 4.2V #6
Price: 0.25 USD

Updated: 2026-01-06

Seller: Hong Kong feng tai co., LTD

Brand: CFsunbird

Orders: 15+

Rating: (4 reviews)
Compact charger board designed for single 18650 lithium-ion cells, working with 3.7 V and 4.2 V systems. It uses a voltage-regulator topology and comes from CFsunbird as a customizable module for integration into battery-powered projects.

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