Nitecore D4 DigiCharger Battery Charger
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Smart, Reliable, and Fully Automatic – Nitecore D4 Battery Charger (UK Plug)
The Nitecore D4 is a universal smart charger engineered for convenience, performance, and complete battery compatibility. Whether you’re powering vape mods, flashlights, or high-drain electronics, the D4 offers a simple, worry-free solution with advanced automatic charging technology.
Universal Compatibility – One Charger for All
Compatible with 18650, 21700, and 26650 battery sizes, the D4 can also charge a wide range of Li-ion, NiMH, NiCd, and even LiFePO4 batteries. Each of the four charging slots is independently managed, allowing you to safely and efficiently charge multiple batteries at once—even if they’re different types.
Smart Charging, Made Simple
✅ Automatic Battery Detection – Recognizes Li-ion, Ni-MH, and Ni-Cd batteries instantly.
✅ Supports LiFePO4 – Can manually charge lithium iron phosphate cells.
✅ Four Independent Channels – Each slot is monitored separately for optimal charging.
✅ Advanced Charging Modes – Automatically applies CC (constant current), CV (constant voltage), or dV/dt based on battery chemistry and condition.
✅ LCD Display Screen – Real-time stats including voltage, current, charge time, and charging status.
✅ Automatic Power-Off – Charging stops when the battery is full—protecting your battery and ensuring longevity.
✅ UK Plug Included – Ready to use out of the box with a UK mains adapter.
Key Features at a Glance:
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Battery Compatibility: 18650, 21700, 26650 and more
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Battery Chemistries Supported: Li-ion / NiMH / NiCd / LiFePO4 (manual selection)
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Slots: 4 independent charging bays
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Display: Digital LCD with real-time info
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Smart Functions: Automatic detection, optimal charging mode, independent slot control
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Safety Features: Overcharge protection, reverse polarity detection, short-circuit protection
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Plug Type: UK 3-pin mains plug
What’s in the Box?
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1 x Nitecore D4 Smart Battery Charger
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1 x UK Power Plug
Why Choose the Nitecore D4?
If you need a safe, intelligent, and versatile charging solution that works with virtually all your cylindrical batteries, the D4 is a standout choice. With a user-friendly design, high-tech features, and dependable safety protections, it’s the go-to charger for serious users.
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).