LiitoKala LCD Battery Charger for 21700 18650 26650 Smart Charger Lii-M4 Lii-PD2 Lii-PD4 Lii-700
SPECIFICATIONS
Brand Name: liitokala
Certification: CE,FCC,RoHS
Choice: yes
Compatible Devices: Battery
Data Transmission: Other
Display screen: Yes
GaN: no
High-concerned chemical: none
Intelligent Charge: Yes
Origin: Mainland China
Output Power: ≤37.5
Package: Yes
Power Source: Other
Quick charge: Yes
Type: Electric
Use: Standard Battery
Voltage range: High voltage (50-1000V DC, 75-1000V AC)
semi_Choice: yes
Brief Introduction
Main Features
4 fully independent charging slots, support 1–4 mixed different-type batteries charging at the same time
Max 3000mA fast charging per slot, multi-level adjustable current: 300mA / 500mA / 700mA / 1000mA / 2000mA / 3000mA
Two optional discharge currents: 250mA / 500mA for accurate battery capacity testing
4 working modes: CHARGE / NOR TEST / FAST TEST / REPAIR (0V low voltage activation)
Professional internal resistance test function with dedicated test probes, precisely measure battery voltage & internal resistance
HD backlit LCD screen, real-time display channel number, battery type, voltage, current, capacity, time, resistance and charging percentage
Intelligent auto battery identification, manual TYPE button to switch Li-ion / IMR / LiFePO4 / Ni-MH mode
Full safety protection system: overcharge, over-discharge, short-circuit, reverse polarity, overheat, bad cell detection
Auto-stop charging and show "End" when process finished to extend battery cycle life
Heat dissipation housing design, stable performance for long-time test and fast charging
Compatible Battery Types
Li-ion / IMR: 10440, 14500, 16340, 18350, 18650, 21700, 26650, 26700
LiFePO4: 14430, 18650, 26650
Ni-MH / NiCd: AA, AAA, AAAA, C size
Specifications
Package List
Warm Tips
Only for rechargeable batteries, DO NOT charge disposable primary batteries
The charger will get warm during high-current charging or long-time discharge test, use indoors at room temperature
Use the original matched power adapter to ensure stable 3A fast charging performance
If "Err" displays on screen, take out damaged or short-circuited batteries immediately
Unplug power and remove all batteries after use

Brief Introduction
Main Features
4 independent charging slots, support charging 1–4 batteries simultaneously.
Clear LCD screen, real-time display voltage, current, capacity, internal resistance and charging status.
Multiple working modes: Charge / Discharge / Capacity Test / Internal Resistance Test.
Auto identify battery types, support Li-ion, LiFePO4, Ni-MH & NiCd rechargeable batteries.
Adjustable charging current: 300mA / 500mA / 700mA / 1000mA per slot.
Full safety protection: overcharge, over-discharge, short-circuit, reverse polarity, overheat protection.
Automatically stop charging once batteries reach full voltage to prolong battery life.
Compatible Batteries
Li-ion: 18650, 21700, 26650, 14500, 16340, 18350, 17500 etc.
LiFePO4: 14430, 18650, 26650
Ni-MH / NiCd: AA, AAA, AAAA, C size
Specifications
Package List

Brief Introduction
Main Features
Two fully independent charging slots, charge 1 or 2 batteries separately
Type-C DC 5V/2A input; dual charging current options: 500mA / 1000mA
Independent 4-level LED indicators per slot (25% / 50% / 75% / 100%) to show real charging progress
Built-in 5V 1A USB output, works as a power bank with lithium battery inside
Intelligent auto recognition for 3.7V Li-ion & 1.2V Ni-MH; short press MODE to switch LiFePO4 / 3.85V IMR mode
0V low voltage activation to rescue over-discharged lithium cells
Complete multi-protection: overcharge, short-circuit, reverse polarity, overheat, bad battery detection
Lightweight mini size (116×60×30mm, only 73g), easy to carry for travel & camping
Compatible Battery Types
Li-ion / IMR: 21700, 26650, 18650, 16340, 14500, 10440
LiFePO4: 18650, 26650, 14500
Ni-MH / NiCd: AA, AAA, C size
Specifications
Package Includes

Brief Introduction
Main Features
4 fully independent charging slots, mixed charging of different battery types supported
Touch sensitive buttons with LCD backlight, real-time display voltage, current, capacity, time & working mode
Adjustable charging current: 500mA/700mA/1000mA for all 4 slots; 2000mA fast charge for 2 slots max
Two discharge currents: 250mA / 500mA for battery capacity testing
3 working modes: CHARGE / DISCHARGE / TEST (3-cycle full capacity detection)
0V low voltage activation function to rescue over-discharged dead lithium cells
Built-in 5V 1A USB output to power mobile phones, earphones when powered on
Multi-protection system: overcharge, over-discharge, short-circuit, reverse polarity, overheat & bad battery detection
Compact flame-retardant ABS housing, supports car 12V power supply with optional car cable
Compatible Battery Types
Li-ion (3.7V): 10440, 14500, 16340, 18650, 21700, 26650
-
Ni-MH / NiCd (1.2V): AA, AAA, AAAA, C size, 9V Ni-MH batteries⚠️ Note: Not compatible with LiFePO4 batteries
Specifications
Package Includes
Warm Tips
Only for rechargeable batteries, never charge disposable primary batteries
Operate indoors at room temperature; the unit may get warm during long-time test/discharge
Use the original matched 12V 3A adapter for stable fast charging performance
USB power output is unavailable when the charger is disconnected from wall power
LCD shows "Err" for damaged/short-circuited batteries; remove defective cells immediately

- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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