Gutol 5V 2A Charge Controller, Battery Charging Module Board, Charging Discharge Protection Board for 3.7V 4.2V Li-ion
Gutol
You will be redirected to complete your purchase
Affiliate Disclosure
As an Amazon Associate, we earn from qualifying purchases made through links on this site. This means if you click a link and make a purchase on Amazon, we may receive a small commission at no additional cost to you. These commissions help support our website.
Product Features
Protection module: this module can protect the battery from burning out when charging or discharging. Quality components: the module is made of quality electronic components that are reliable and stable. It has a Black appearance, 16×25mm size, DC 4.5V–5.5V charging voltage (5V recommended), 5V output voltage, 0–2.1A current, and works in -20°C–85°C ambient temperature. With a reasonable layout for easy wiring and use, it is specifically compatible with 3.7V or 4.2V lithium batteries, matching mainstream battery voltage specifications for wide application. The compact size (16×25mm) suits space-constrained scenarios, and the simple wiring design lowers installation thresholds, making it usable even for users with basic electronic knowledge.
