Overview
The LiitoKala Lii-26FM is a standard-capacity 18650 Li-ion rechargeable battery designed for balanced performance and long service life. With 2600mAh capacity, 3.7V nominal voltage, and low internal resistance, it provides dependable energy for a wide range of devices and battery assemblies.
Main Features
- 2600mAh nominal capacity for steady energy output
- 3.7V nominal voltage with 4.2V charge limit
- Low internal resistance (<50mΩ) ensures efficient discharge
- Up to 1000 recharge cycles under proper usage
- High safety performance with explosion-proof valve
- Consistent operation in multiple environmental conditions
- Compatible with all LiitoKala smart chargers
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | LiitoKala |
| Model | Lii-26FM |
| Type | Li-ion 18650 |
| Nominal Capacity | 2600mAh (2450–2650mAh) |
| Nominal Voltage | 3.7V |
| Limited Charge Voltage | 4.2V |
| Working Voltage Range | 2.75–4.2V |
| Internal Resistance | <50mΩ |
| Recharge Cycles | Up to 1000 |
| Operating Temperature | -20°C to 80°C |
| Size | 65.5mm × 18.5mm |
| Weight | 45g ±1g |
| Rechargeable | Yes |
Applications
Primary Uses:
Ideal for flashlights, LED torches, RC toys, and power tools requiring stable 3.7V Li-ion power and consistent capacity.
Extended Benefits:
Commonly used in solar lights, portable fans, UPS systems, and DIY 18650 battery packs, offering a cost-effective energy source.
Compatibility / Upgrade:
Fully compatible with LiitoKala chargers and battery holders, suitable for single-cell or multi-pack configurations.
Product FAQ
What is the discharge rate of the Lii-26FM?
It provides stable current output for moderate-drain applications; ideal for electronics and general-purpose devices.
Is this a protected or unprotected cell?
The Lii-26FM is an unprotected 18650 cell, recommended for use in devices with built-in protection or BMS systems.
Can it be used in flashlights or small appliances?
Yes, it’s well-suited for flashlights, LED lighting, and other portable devices using 18650 Li-ion batteries.
How many charge cycles can it achieve?
The Lii-26FM supports up to 1000 full recharge cycles when used and charged properly.
Which charger is recommended?
Use a LiitoKala smart charger such as the Lii-500 or Lii-PD4 for optimal charging and safety.
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