LiitoKala Lii-K4 Smart Charger

In stock
SKU: Lii-K4-without
Regular price $14.99
Plug

LiitoKala Lii-K4 (2025): The first charger on LiitoKala that can have USB output function for all four card slots

Simultaneous Charge & Output | ļø Ni-MH Restrictions

Ā Smart Operation Modes

Mode

Lithium Batteries

Ni-MH Batteries

Charge + USB Output

Ā EnabledĀ (0.3A*4/0.5A*4/1.0A*2)

Ā Auto-Disabled

Charge Only

Custom current per slot

Ā Fixed 0.5AƗ4 Slots

Power Bank Only

Ā 5V/2A USB Output

Not Supported


Ā Key Features (2025 Upgrade)

  1. Dual-Task Power (Li-ion Exclusive)

    • ChargeĀ 4 Li-ion batteriesĀ (e.g., 18650/21700)Ā WHILEĀ powering devices via USB (5V/2A).

    • Current Options per Slot:Ā 0.3AĀ (eco) /Ā 0.5AĀ (standard) /Ā 1.0AĀ (fast).

  2. Ni-MH Priority Safety

    • InsertingĀ any Ni-MH battery → Instantly disables USB output (screen shows ļø "NO USB").

    • All slots charge atĀ fixed 0.5AĀ (no user setup needed).

  3. 24000mAh Power Bank

    • WithĀ 4x LiitoKala King6000Ā (sold separately):

      • Output:Ā 5V/2A maxĀ (compatible with phones/tablets).

      • Runtime: ā‰ˆ6 full iPhone charges.

Scenario

Pro Tip

Ā 

Maximizing Output

UseĀ slots 1+2 for 1.0A chargingĀ +Ā slots 3+4 for 0.5A → Free USB port forĀ stable 2A output

Ā 

Extending Battery Life

Charge small Li-ion (10440/14500) atĀ 0.3A → Reduces heat + extends cycles by 2x

Ā 

Emergency Prep

KeepĀ 2x King6000 in slots 1-2 (1.0A) → Instant 12,000mAh backup + charge AAAs in slots 3-4

Ā 

Avoiding Errors

Never mix Li-ion + Ni-MH → Insert Ni-MH first to auto-lock USB mode

Ā 

Ā 

Scenario

Ā 

Benefit

Maximizing Output

Ā 

25% faster device charging

Extending Battery Life

Ā 

Save €50/year on replacements

Emergency Prep

Ā 

Dual-device readiness

Avoiding Errors

Ā 

Prevents system errors

Ā 


Ā Technical Specifications

Parameter

Specification

Input

USB-C 5V/2A (adapter not included)

USB Output

5V/2.0AĀ (max 2.4A supported)

Li-ion Charging

0.3AƗ4Ā /Ā 0.5AƗ4Ā /Ā 1.0AƗ2

Ni-MH Charging

FixedĀ 0.5AƗ4 slots

Efficiency

≄85% (certified CE/EU 2019/1782)

Dimensions

135Ɨ95Ɨ30mm (fits car cup holders)


ļøĀ Critical EU Compliance Notes

  1. Batteries Not Included

    Ā Required for power bank mode:Ā Purchase LiitoKala King6000 separately.

  2. Ni-MH Limitations

    Ā USB output disabled automatically – Screen displays warning icon.

  3. Safety Protocols

    • Operating temp:Ā 0°C-40°CĀ (avoid direct sunlight in cars).

    • Child safety lock: Long-press button to disable slots.


Ā Package Contents

  • 1Ɨ Lii-K4 Charger

  • 1Ɨ 60cm Type-C Cable

  • 1Ć—Ā Trilingual ManualĀ (EN/CN/RU)

  • Retail Color Box

  • ļø No batteries included


ļøĀ Why Eco-Conscious Europe Chooses This:

ā€œOne device = Zero waste:Ā Replace disposable power banks + dedicated charchers. Revive old batteries safely!ā€
100% RoHS compliant | 6-layer protection


Ā Real-World Applications

Outdoor Adventures

Home Office

Tech Enthusiasts

ļø Power GPS + charge headlamp batteries simultaneously

ļø Backup router during outages

ļø Test 18650 health via LCD metrics

ļø Charge 4x AA cameras (0.5A) while outputting to phone

ļø Organize mixed battery types

ļø Slow-revive aged vape batteries (0.3A)