Battery charger Nitecore Ci4 — universal USB charger for Lithium‑Ion / NiCd / NiMH, 5/9/12V input, 3A, plastic, 0.1914 kg

The Nitecore Ci4 is a universal USB battery charger designed for Lithium‑Ion, NiCd and NiMH rechargeable cells. It accepts 5 V, 9 V and 12 V input voltages and can supply up to 3 A charging current. The charger is made from durable plastic, features LED indicators to show charging status and weighs 0.1914 kg. It is compliant with CE, FCC and RoHS standards for safety and environmental requirements and is intended for charging a range of consumer and portable batteries.

Advantages

The Nitecore Ci4 combines multi‑chemistry compatibility and a wide input voltage range in a compact plastic housing. LED indicators provide clear feedback on charging progress without complex controls. With a maximum charging current of 3 A, it can handle faster charging for compatible cells while remaining lightweight at 0.1914 kg. Compliance with CE, FCC and RoHS standards ensures it meets common safety and regulatory requirements.

Suitable for

• Charging Lithium‑Ion rechargeable cells used in flashlights, power banks and portable devices
• Charging NiCd and NiMH rechargeable batteries for household electronics and tools
• Use with USB power sources that provide 5 V, 9 V or 12 V input
• Portable charging needs where a compact, lightweight charger is preferred

Key specifications

• Supported battery chemistries: Lithium‑Ion, NiCd, NiMH
• Input voltages: 5 V, 9 V, 12 V
• Maximum charging current: 3 A
• Housing material: plastic
• Indicator type: LED charging status indicators
• Weight: 0.1914 kg
• Standards: CE, FCC, RoHS compliant

How to use

Connect the Nitecore Ci4 to a compatible USB power source that provides one of the supported input voltages (5 V, 9 V or 12 V). Insert the rechargeable cell that matches one of the supported chemistries (Lithium‑Ion, NiCd or NiMH) into the charger according to the polarity markings. Monitor the LED indicators to track charging status and remove the battery when charging is complete. Follow the battery manufacturer's guidance for charging currents and safety to ensure proper use.

Recommendations

Use a reliable USB power source that supplies stable 5 V, 9 V or 12 V output and avoid unattended charging of damaged or swollen cells. Observe the battery type and polarity when inserting cells and consult cell specifications to ensure compatibility with the charger's maximum 3 A current.