18650 Lithium-Ion Battery Charger

Key Specifications

• Input: AC 100-240V, 50-60Hz.
• Output: DC 4.2V at approximately 1A.
• Compatibility: Designed for 3.7V Li-ion batteries including 18650, 14500, 16340, and 26650.
• Plug Type: Usually comes with a two-pin Euro plug.

Features

• Indicators: Onboard LED lights typically signal when a battery is charging (often red) and when it has reached full charge (often green).
• Safety Protection: Most models include basic protections against overcharging, reverse polarity (inserting the battery backward), and short circuits.