POWER PLANT, LLC AA620197 Li-ion Battery Charger for 10440-26650, 4 Slots, LCD, 1A

This 4-slot lithium-ion battery charger handles a broad range of cylindrical cells from 10440 up to 26650, including 18650, 21700, and 20700. Each slot charges independently at a selectable 0.5A or 1.0A, with automatic battery type detection and current selection. The backlit LCD shows voltage, current, charging time, and capacity for each channel. Built-in protections against overcharge, over-discharge, short circuit, reverse polarity, and overheating keep your cells safe. The durable ABS housing and included AC adapter make it a reliable charging station for home or workshop.

Advantages

Independent slots let you charge different battery sizes simultaneously without cross-interference. The LCD provides real-time status for all four channels at a glance. Selectable charging currents allow gentle charging for smaller cells or faster charging for high-capacity batteries. Automatic detection simplifies operation, while comprehensive safety features protect both batteries and charger.

Suitable for

• Vapers using 18650, 20700, or 21700 batteries
• Flashlight enthusiasts with 14500, 16340, or 26650 cells
• Hobbyists and technicians needing a versatile multi-chemistry charger
• Anyone who wants a safe, monitored charging solution for Li-ion batteries

Key specifications

• Compatible battery sizes: 10440, 14500, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 26500, 26650
• Input: AC 100-240V, 50/60Hz
• Output per slot: DC 4.2V, max 1.0A (selectable 0.5A/1.0A)
• Charging modes: CC/CV
• Display: backlit LCD showing voltage, current, time, capacity
• Safety: overcharge, over-discharge, short-circuit, reverse polarity, overheat protection
• Material: durable ABS plastic, black
• Operating temperature: 0°C to 40°C
• Certifications: CE, RoHS, FCC
• Additional functions: battery activation, automatic detection, automatic current selection
• Power source: AC wall adapter (included)

Recommendations

For best results, charge batteries of similar capacity together when using the same current setting. Always verify battery polarity before insertion. Store the charger in a cool, dry place when not in use.