Description
Enhance your charging capabilities with the Nitecore Ci4 Intelligent Charger, designed to power up to four batteries simultaneously with independent slot control. This cutting-edge device adapts automatically to the needs of Li-ion and Ni-MH/Ni-Cd batteries, providing optimal charging with up to 3,000mA speed per slot. Whether for daily use or intense battery demands, the Ci4 charger offers precision, safety, and versatility with its wide compatibility and advanced charging features.
- Quad Charging Capacity: Charge four batteries at once with individual slot monitoring, ensuring each battery is charged efficiently and safely.
- High-Speed Charging: Offers up to 3,000mA charging speed in a single slot, with flexible output distribution depending on the number of batteries being charged.
- Smart Compatibility: Automatically detects and charges a wide range of battery types and sizes, including popular formats like 18650, 21700, AA, and AAA.
- Intelligent Charging Technology: Utilizes three distinct charging modes (CC, CV, and -dV/dt) to optimize battery longevity and performance based on real-time detection.
- Advanced Safety Features: Built-in protections against reverse polarity, short circuits, and overcharging, coupled with automatic detection of over-discharged batteries.
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; 700mA*3 MAX; 500mA*4 MAX
- SIZE/TYPE COMPATIBILITY - ✔ 18650 ✖ 20700 ✔ 21700
- Nitecore Ci4 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.