Nitecore I4 Battery Charger
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Fast, Smart, and Versatile – Nitecore NEW i4 Battery Charger (UK Plug)
The Nitecore NEW i4 is a next-generation smart battery charger built for versatility, speed, and safety. Compatible with a wide range of battery sizes—including 18650, 21700, and 26650—this intelligent charger is perfect for vapers, flashlight users, hobbyists, and anyone who relies on high-drain rechargeable batteries.
Packed with Advanced Features
This upgraded version of the original i4 charger introduces six powerful new features that elevate performance and usability:
✅ 100% Charging Acceleration – Delivers up to 1500mA charging current in a single slot for faster charging.
✅ Active Current Distribution (ACD) – Smartly reallocates power to charging slots as batteries complete their cycle, optimizing charge speed.
✅ Wide Voltage Compatibility – Supports 1.2V, 3.7V, 4.2V, and 4.35V batteries—charge everything from standard cells to high-voltage Li-ion batteries.
✅ IMR Battery Restoration – Revives 0V depleted IMR batteries with a simple button combo (C + V).
✅ Automatic Current Selection – Detects battery capacity and intelligently applies the safest and most efficient current.
✅ Non-Rechargeable Battery Detection – Identifies incompatible batteries and prevents charging errors automatically.
Built-In Safety, Built for the UK
Safety is built-in with intelligent protections against overcharging, overheating, and polarity reversal. And yes—it comes with a UK plug so it’s ready to use straight out of the box.
Key Features at a Glance:
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Compatible Sizes: 18650, 21700, 26650
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Battery Types: Li-ion / IMR / INR / ICR / NiMH / NiCd
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Supported Voltages: 1.2V, 3.7V, 4.2V, 4.35V
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Max Charging Current: 1500mA in a single slot
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Smart Charging Management: Automatically adjusts current based on battery type and status
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IMR Restoration: Yes (manual activation)
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Safety Protections: Yes (overcharge, reverse polarity, short-circuit)
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Plug Type: UK 3-pin
What’s in the Box?
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1 x Nitecore NEW i4 Intelligent Charger
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1 x UK Mains Plug
Why Choose the Nitecore NEW i4?
Whether you’re charging one battery or four, the NEW i4 does it efficiently and safely. It’s the ideal smart charger for users who want reliable performance, wide compatibility, and intelligent charging features—all in one compact unit.
We have an effective age verification process that satisfies due diligence as described in the Business Companion guide for online age verification checks, and will not sell to persons that are under 18 years old.
Order Processing
- All orders are processed within the same day of the payment confirmation.
- Next-Day Shipping: Orders placed before 2:00 PM (local time) will be processed and shipped the same day for next-business-day delivery. Orders placed after this time will be processed the following business day.
- Orders placed on weekends or holidays will be processed on the next business day.
- You will receive an email confirmation with tracking details once your order is shipped.
Royal Mail Tracked 48hr
- Place your order before 2 pm for same-day dispatch.
- Deliveries are made every day (*excluding Saturday, Sunday and bank holidays).
- Fully tracked service.
- Safe place option.
- FREE on orders over £20.
- £4.60 for orders under £20.
- *Orders to remote areas listed on Royal Mails exclusions list may not arrive on time.
- For more information, see Royal Mail Tracked 48 Guidelines.
Royal Mail Tracked 24hr
- Place your order before 2 pm for same-day dispatch.
- Deliveries are made every day (*excluding Saturday, Sunday and bank holidays).
- Fully tracked service.
- Safe place option.
- FREE on orders over £20.
- £6.60 for orders under £20.
- *Orders to remote areas listed on Royal Mails exclusions list may not arrive on time.
- For more information, see Royal Mail Tracked 24 Guidelines.

Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Frequently Asked Questions
Shipping
What countries do you ship to?
What countries do you ship to?
We currently ship to the United States, Canada, Australia and the UK. To enquire about shipping to a different destination, please contact us.
How long will it take to receive my order?
How long will it take to receive my order?
Standard shipping normally takes 3-5 days. Next day shipping is available on all domestic orders (for an additional charge). International shipping times depend on the products and destination (estimated at checkout).
Returns and Refunds
How do I return a product?
How do I return a product?
Items must be returned within 30 days after receiving your order. Items must be returned in the same condition in which they were received, be unworn/unused, have any tags still attached, and include all the original packaging.
How long will it take to receive my refund?
How long will it take to receive my refund?
Refunds are processed within 7 days from when we receive the item(s).