Description
The Nitecore Ci2 Battery Charger represents the pinnacle of battery charging technology, designed to meet the needs of modern rechargeable batteries. Equipped with dual slots that can operate independently, the Ci2 charger supports a wide array of battery types and sizes, offering rapid and efficient charging capabilities. With its advanced USB-C connectivity and smart charging features, it automatically detects and adjusts to the optimal charging settings for your batteries, ensuring fast, safe, and effective charging every time.
- Dual Independent Charging: Charges two batteries simultaneously with up to 3,000mA in a single slot, tailored for high-speed efficiency.
- Wide Compatibility: Supports a broad range of Li-ion and Ni-MH/Ni-Cd batteries, automatically detecting battery type and status to provide the appropriate charge.
- Intelligent Charging Modes: Features three smart charging modes (CC, CV, -dV/dt) to adapt to different battery capacities and requirements.
- Comprehensive Safety Features: Equipped with protection against reverse polarity, short circuits, over-discharged batteries, and overtime charging for utmost safety.
- High-Tech Design: Utilizes USB-C input for modern compatibility and offers a maximum output of 18W to ensure rapid charging across various power settings.
Compatible with:3.6V/3.7V IMR/Li-ion: 10440, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 21700, 22500, 22650, 25500, 26500, 26650, 26700
1/2V Ni-MH/Ni-Cd: AA, AAA, AAAA, C, D
Technical Info:
- Input: 5V - 2A; 9V - 2A, 12V - 1.5A, 18W (MAX)
- Output: 4.2V +/-1% | 1.48V +/-1%
- Fast Charge Mode: 3,000mA*1 MAX; 1,500mA*2 MAX; NOTE: When charger is powered by QC/PD supportive device or connected to a QC/PD adapter, the single-slot max output will achieve 3,000mA
- Standard Mode: 2,000mA*1 MAX; 1,000mA*2 MAX
- SIZE/TYPE COMPATIBILITY - ✔ 18650 ✖ 20700 ✔ 21700
What's in the box:
- Nitecore Ci2 Battery Charger
- USB - type C power cord
- User Manual with Warranty Details
- Nitecore Worldwide Warranty Service card
- Scratch-off validation serial number (located on exterior box)
⚠ Important Safety Warnings
Improper use of a battery charger can result in overcharging, short circuits, or damage to the battery, causing FIRE, EXPLOSION, or ELECTRICAL SHOCK. Users must follow all safety guidelines to ensure proper operation. Click here to review the full safety guidelines.
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Device Compatibility:
- Use the charger only for compatible battery types and sizes as specified by the charger manufacturer. Ensure the charger is appropriate for the battery chemistry, size, and protection status (e.g., unprotected or protected cells).
- Do not charge non-rechargeable batteries (e.g., alkaline or primary cells).
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Proper Use:
- Only charge batteries in a fireproof or non-flammable area. Avoid charging on beds, couches, or other flammable surfaces.
- Do not force a battery into the charger slot if it does not fit properly. This can damage the charger or battery and may result in unsafe charging conditions.
- Inspect batteries before charging: Do not charge if the battery casing, wrapper, or terminals are damaged, dented, leaking, or bulging.
- Never leave batteries unattended while charging. Monitor the charging process, and unplug the charger when charging is complete.
- Avoid exposing the charger to liquids, high heat, or direct sunlight.
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Inspection:
- Do not use the charger if the power cord, plug, or device is damaged.
- Inspect both the charger and the battery for any signs of damage before use.
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Storage & Handling:
- Keep the charger away from children and pets.
- When not in use, unplug the charger and store it in a cool, dry place.
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Prohibited Activities:
- Do not modify or disassemble the charger.
- Do not attempt to repair a damaged charger—replace it with a new one.
- Avoid using extension cords or adapters that exceed the manufacturer’s recommendations.
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Emergency Response:
- If the charger or battery emits smoke, sparks, or a burning smell, disconnect the power immediately and move the battery and charger to a safe area.
- In case of fire, use a Class D fire extinguisher or sand to extinguish the flames.
Disclaimer
18650Battery.com is not responsible for any damages, injuries, or claims arising from improper use, handling, or failure to follow these safety guidelines. Battery chargers must only be used with compatible battery types and operated in accordance with manufacturer instructions. It is the reseller's responsibility to ensure all safety warnings and product guidelines are effectively communicated to their customers. Users and resellers assume full responsibility for the safe handling, usage, and distribution of this product.