Intelligent Battery Charger with Sound Prompt

Save $11.82 USD
$70.92 USD
$59.10 USD
The Foxnovo F-4S is a professional and practical 4-slots LCD intelligent battery charger, which is compatible with 3.7V Li-ion or 1.2V Ni-MH /Ni-CD Cylindrical rechargeable batteries. Only to put the batteries into the slots, the charger can recognize the Li-ion or Ni-MH /Ni-CD battery automatically, and show the present voltage, charging capacity and battery symbol jumps forward. It supports sound prompt, automatic discharging, and testing battery capacity functions. Besides, the charger is designed reverse polarity protection & short-circuit protection for safe to use. Come with a EU-plug adapter and a 12V car adapter, it is really a wonderful LCD intelligent charger ideal for home and driving use. (Note: The batteries in the pictures are not included, but you can purchase them from our store).

Note: The space of the middle 2pcs battery slots is a little smaller, so the battery charger can ONLY charge 2pcs of the same thickness batteries simultaneously in slot No.1 and slot No.4, such as 26650, 22650, C, SC battery. However, it supports to charge 4pcs of the same batteries such as 18650, 18500, 18490, 17670, 17650, 17500, 16340, 14500, 10440, AA, AAA, A battery at the same time.

- Brand: Foxnovo.
- Model: F-4S.
- Color: mainly black.
- Shell material: durable flame-resistant hard plastic.
- 100% brand new and high quality Portable 4-Slots Li-ion Ni-MH Ni-CD LCD Intelligent Battery Charger.
- Compatible with 3.7V Li-ion or 1.2V Ni-MH /Ni-CD Cylindrical chargeable batteries (diameter: below 26mm; height: 34-70mm).
- Adopt microcomputer control, negative voltage control, and CC-CV charge.
- LCD instantly shows the charging process, battery voltage, charging current and capacity.
- Two types of charging current: 0.5A, 1A.
- Reverse polarity protection & short-circuit protection (Do not display battery symbol and voltage).
- Activate automatically for Li-ion batteries with protection board, which are instantaneous short circuit. For the batteries' voltage below 0.5V, LCD shows "NULL".
- Sound prompt function (Any slot completes a charging or dischagring step, and the prompt tone rings.)
- Support automatic discharging, and testing battery capacity functions.
- Come with a EU-plug switching adapter for indoor use, and a 12V car charger adapter for in car use.


- Input: AC 100-240V 50/60Hz, DC 12V, 2.5A.
- Output: DC 4.2±0.02V /1.48V, 0.5A±30mA*4  1.0A±50mA*4.
- Compatible with batteries:
Li-ion: 26650, 22650, 18650, 18500, 18490, 17670, 17650, 17500, 16340, 14500, 10440.
Ni-MH /Ni-CD: A, AA, AAA, C, SC.


1. The product is ONLY used for charging Ni-MH/Ni-CD/Li-ion batteries. If using it to charge other batteries, it could cause an explosion, battery leakage, personal injury and property damages.
2. You might get an electric shock if the battery charger is not used correctly.
3. The product is for indoor use ONLY, so please do not expose it in rain or snow.
4. Please do not disassemble and assemble the charger.
5. Children should be under adult supervision to use the charger.
6. Use the charger within the temperature range of 0°C to 40°C.

Our goal is to offer you the best shipping options, no matter where you live. Every day, we deliver to hundreds of customers across the world, ensuring that we provide the very highest levels of responsiveness to you at all times.

The time frame for order delivery is divided into two parts:

1. Processing time: Order verification, tailoring, quality check and packaging. All orders are sent to the manufacturer for dispatch within 24 hours after the order is placed. The manufacturer and China Post process the orders, which takes an additional 2–4 days.

2. Shipping time: This refers to the time it takes for items to be shipped from our warehouse to the destination. International delivery usually takes about 15–30 business days. US orders are shipped by e-packet, which is a US Postal Service product. After processing and leaving the warehouse, items usually take between 7 and 14 days to arrive at their destination but can take longer from time to time.

We will notify you by email when your items are ready to be shipped. For logistical reasons, items in the same order may sometimes be sent in separate packages. We provide our customers with a tracking number after their purchase has been processed which can be also tracked through our website.

Bear in mind that for products shipped from overseas import taxes may apply. The customer is responsible to pay these fees in order to receive the product. For more information, please check your customs government's website.


You can cancel an order provided that the goods haven't been dispatched. Our terms and conditions do not affect your statutory rights.

Refusing delivery

If you refuse to accept delivery of all or part of your order (where the products or packaging do not appear to be damaged or defective) you will be responsible for the postage charges. Any fees and charges incurred due to a package being refused will be deducted from your merchandise refund. The same will apply if the tracking states that delivery has been attempted and the item is awaiting collection from a postal depot, and that item is not collected.

Custom TAX/VAT

Our price includes product cost, shipping cost, and TAX/VAT inclusive. It dose not include Customs duty TAX, it is charged by your government not by us. We are not responsible for delays caused by the customs, import duties, taxes or other customs charges. 

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