Overview
The LiitoKala Lii-34A 18650 3400 mAh is a premium high-capacity rechargeable Li-ion cell designed for users who prioritize endurance and reliability. With low internal resistance and a steady 3.7V output, this cell ensures consistent power delivery across demanding applications. It’s a popular choice for flashlights, RC devices, and custom battery packs that require both capacity and stability.
Main Features
- 3400 mAh high capacity for extended device runtime
- 3.7 V nominal voltage, 4.2 V charge limit
- ≤ 40 mΩ internal resistance for higher efficiency and reduced heat
- Up to 1000 charge cycles for long-term use
- Available as Flat Top / Nickel Strip / Pointed / PCB protected versions
- Original LiitoKala cell with reliable consistency and quality assurance
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand Name | LiitoKala |
| Model | Lii-34A |
| Type | Li-ion 18650 rechargeable battery |
| Nominal Capacity | 3400 mAh (3250 – 3350 mAh typical) |
| Nominal Voltage | 3.7 V |
| Limited Charge Voltage | 4.2 V |
| Working Voltage Range | 2.75 V – 4.2 V |
| Internal Resistance | ≤ 40 mΩ |
| Recharge Cycles | Up to 1000 times |
| Weight | 46 g ± 1 g |
| Size | Ø 18.5 mm × 65.5 mm |
| Customization Options | Nickel tab / Pointed top / PCB protection |
| Package Details | 500 pcs/box (43 × 21 × 27 cm) |
Applications
The Lii-34A is best suited for flashlights, headlamps, and portable lighting that need long runtime with stable voltage output.
It also works excellently in RC models, vape mods, and electronics projects requiring consistent energy output and efficiency.
For DIY builders and power pack designers, this cell provides dependable performance for battery banks, solar storage, and e-bike modules, with customization options for nickel tabs or PCB protection.
Product FAQ
What makes the Lii-34A different from the Lii-32A?
The Lii-34A offers higher capacity (3400 mAh vs 3200 mAh), providing longer runtime with slightly lower discharge current.
Is this a protected or unprotected cell?
The standard version is unprotected. PCB-protected versions are available upon request.
What charger should I use?
Use a compatible LiitoKala charger such as the Lii-C4 Smart Charger for accurate charging.
Can I use this battery for flashlights or RC toys?
Yes, it’s ideal for both high-drain and endurance applications like flashlights and RC devices.
Is it suitable for battery pack assembly?
Yes, it’s widely used in pack building with nickel or PCB customization options.
What’s the proper storage condition?
Store around 3.7V (50% charge) in a cool, dry environment for best longevity.
Do you offer bulk pricing?
Yes — visit our Bulk Batteries page for wholesale or retailer inquiries.
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