1. Увод
The Dlyfull UT4 is a versatile 4-slot battery charger designed to accommodate a wide range of rechargeable battery types, including Li-ion, IMR, INR, ICR, Ni-MH, Ni-Cd, and LiFePO4. It features multiple operating modes such as Charge, Discharge, Refresh, and Test, along with a USB power bank function. This manual provides detailed instructions for safe and efficient use of your Dlyfull UT4 charger.
2. Мере предострожности
- Use the charger only with compatible battery types as specified in this manual. Attempting to charge incompatible batteries may result in damage or injury.
- Do not disassemble, modify, or short-circuit the charger.
- Avoid exposing the charger to water, high humidity, or extreme temperatures.
- Држите пуњач даље од деце и кућних љубимаца.
- Обезбедите одговарајућу вентилацију током рада како бисте спречили прегревање.
- Disconnect the power supply when the charger is not in use or during cleaning.
- If any unusual behavior or damage is observed, discontinue use immediately and contact support.
- Напомена: Batteries are not included with this product.
3. Производ је готовview
3.1 Компоненте
The Dlyfull UT4 charger features four independent charging slots, an LCD display, and two control buttons.

Слика: Фронт view of the Dlyfull UT4 charger, showing the LCD screen, four battery slots, and two control buttons (MODE and SLOT).
3.2 Кључне карактеристике
- Универзална компатибилност: Supports 3.7V Li-ion, 3.2V LiFePO4, IMR, INR, ICR, and 1.2V Ni-MH/Ni-Cd batteries.
- Вишеструки режими рада: Charge, Discharge, Refresh, and Test.
- Интелигентни ЛЦД екран: A high-resolution LCD screen displays current operating mode, battery type, voltage (V), current (A), capacity (mAh), temperature (°C), and time (h), providing comprehensive status information.
- Брзо пуњење: The charger utilizes adaptive current technology, automatically adjusting the charging current up to 2A. A 2000mAh battery can be fully charged in approximately 1 hour. Input: USB Type-C 5V/2A.
- Функција УСБ Повер банке: Use a Li-ion battery in slot 1 to charge external devices via the USB output (5V/2A).
- Сигурносне заштите: The charger incorporates overcharge, overcurrent, overvoltagе, контрола температуре и заштита од кратког споја.
- УСБ тип-Ц улаз: 5V/2A input for power supply.

Image: The Dlyfull UT4 charger with icons representing its safety features: overcharge protection, overcurrent protection, overvoltage protection, temperature control, and short-circuit protection.
4. Подешавање
- Прикључите напајање: Connect the USB Type-C cable to the charger's input port and the other end to a 5V/2A USB power adapter (not included), PC, car charger, or power bank.
- Уметните батерије: Carefully insert up to four compatible rechargeable batteries into the charging slots. Ensure correct polarity (+/-). The charger will automatically detect Ni-MH/Ni-Cd/Li-Ion batteries. For LiFePO4 batteries, manual selection is required (see Operating Modes).

Image: The Dlyfull UT4 charger with its USB-C input port, illustrating connection to a USB adapter, PC, car charger, solar panel, or power bank.
5. Радни режими
The Dlyfull UT4 offers four primary operating modes: Charge, Discharge, Refresh, and Test. Use the МОДЕ и СЛОТ buttons to navigate and select functions.

Image: The Dlyfull UT4 charger's LCD screen displaying the available modes (Charge, Discharge, Refresh, Test) and battery slot indicators, with labels for battery type, voltage, capacity, temperature, current, and time.
5.1 Избор режима
- After inserting a battery, the charger will display information for that slot.
- Притисните тастер СЛОТ button to select the desired battery slot (1, 2, 3, or 4).
- Притисните тастер МОДЕ button to cycle through the available operating modes: Charge, Discharge, Refresh, Test.
- Once the desired mode is selected, the operation will begin automatically after a few seconds of inactivity, or you can press the МОДЕ поново дугме за потврду.
- For LiFePO4 batteries, after inserting, press the МОДЕ button to manually select "LiFePO4" as the battery type.

Image: A close-up showing fingers interacting with the 'MODE' and 'SLOT' touch buttons on the Dlyfull UT4 charger's interface.
5.2 Mode Descriptions
- Наплата: Standard charging function. The charger will automatically detect the battery type (except LiFePO4) and apply an adaptive charging current.
- Пражњење: Discharges the battery to eliminate memory effect, particularly useful for Ni-Cd batteries.
- Освежи: Cycles the battery through discharge and charge cycles to restore its maximum capacity, often used for older batteries.
- Тест: Measures and displays the actual capacity of the battery by fully discharging and then fully charging it. This process can take several hours.
5.3 Функција преносног пуњача
The Dlyfull UT4 can function as a power bank to charge external devices. This function is available when a Li-ion battery is inserted into Слот 1.
- Ensure a charged Li-ion battery is in Slot 1.
- Disconnect the charger from its main power input (USB-C).
- Connect your external device (e.g., smartphone, MP3 player, tablet) to the USB-A output port on the charger.
- The charger will begin supplying 5V/2A power to your device.

Image: The Dlyfull UT4 charger with a Li-ion battery in slot 1, connected via its USB-A output to a smartphone, demonstrating its power bank capability.
6. Compatible Batteries
The Dlyfull UT4 charger supports a wide range of battery sizes and chemistries:
- 3.7V Li-ion / IMR / INR / ICR: 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13450, 13500, 13650, 14350, 14430, 14500, 14650, 16500, 16340 (RCR123A), 16650, 17350, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650, 32650.
- 3.2V LiFePO4: (Same sizes as Li-ion, manual selection required).
- 1.2V Ni-MH / Ni-Cd: A, AA, AAA, AAAA, C, SC, D.

Image: A visual representation of the Dlyfull UT4 charger's compatibility with various battery types, including 1.2V Ni-MH/Ni-Cd and 3.6V/3.7V Li-ion, and 3.2V LiFePO4 batteries, listing common sizes.
7. Информације о ЛЦД екрану
The intelligent LCD screen provides comprehensive real-time data:
- Режим: Indicates the current operating mode (Charge, Discharge, Refresh, Test).
- Тип батерије: Displays detected or selected battery chemistry (Li-ion, LiFePO4, Ni-MH/Ni-Cd).
- Волtagе (В): Тренутна запремина батеријеtage.
- Струја (А): Current charging or discharging ampераге.
- Капацитет (мАх): Accumulated capacity during charge/discharge or tested capacity.
- Температура (°Ц): Internal temperature of the charger or battery.
- Time (h): Elapsed time for the current operation.
- Број слота: Indicates which battery slot's information is currently displayed.
8. Одржавање
- Clean the charger regularly with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the charging slots free from dust and debris to ensure proper contact.
- Чувајте пуњач на хладном и сувом месту када га не користите.
- Избегавајте испуштање или излагање пуњача јаким ударцима.
КСНУМКС. Решавање проблема
| Проблем | Могући узрок | Решење |
|---|---|---|
| Пуњач се не укључује. | No power supply or faulty cable. | Check USB-C cable connection and power adapter. Ensure the power adapter provides 5V/2A. |
| Батерија се не пуни. | Incorrect battery insertion, incompatible battery, or faulty battery. | Re-insert battery with correct polarity. Verify battery type is compatible. Try a different battery. For LiFePO4, manually select the type. |
| LCD display shows "Low Input". | Insufficient power input. | Ensure the power adapter provides at least 5V/2A. Use a higher quality USB-C cable. |
| Функција преносног пуњача не ради. | Charger connected to input power, non-Li-ion battery in slot 1, or low battery in slot 1. | Disconnect input power. Ensure a charged Li-ion battery is in Slot 1. |
| Charger or battery gets hot. | Normal during charging/discharging, but excessive heat indicates an issue. | Ensure adequate ventilation. If excessively hot, remove battery and disconnect power. Contact support if problem persists. |
10. Спецификације
- Улаз: УСБ Типе-Ц 5В/2А
- Output (Charging): Adaptive current (up to 2A per slot, automatically adjusted)
- Output (USB Power Bank): 5V/2A (from Slot 1 with Li-ion battery)
- Компатибилни типови батерија:
- 3.7V Li-ion / IMR / INR / ICR (e.g., 18650, 21700, 26650)
- 3.2V LiFePO4 (manual selection required)
- 1.2V Ni-MH / Ni-Cd (e.g., AA, AAA, C, D)
- Радни режими: Charge, Discharge, Refresh, Test
- Приказ: ЛЦД са позадинским осветљењем
- Тежина: 279.99 грама
- УПЦ: 742354393468
11. Гаранција и подршка
For warranty information and technical support, please refer to the official Dlyfull webсајт или контактирајте продавца. Сачувајте рачун као доказ о куповини.
Manufacturer: Dlyfull