Power Your High-Capacity Devices
Power your high-capacity devices with the reliable EVE 33V 18650 Battery 3300mAh 10A. Manufactured by EVE Energy, a globally recognized leader in lithium-ion battery technology, this 18650 cell delivers a solid 3300mAh capacity paired with a stable 10A continuous discharge, offering the perfect balance of extended runtime and dependable power output. Whether you are powering a high-lumen flashlight for night hiking, a headlamp for camping, or solar lights for your garden, the EVE 33V provides the consistent, long-lasting energy you need. This listing offers both Flat Top, Button Top, and Nickel Tab versions, giving you the flexibility to choose the right terminal type for your device. With its high capacity and moderate discharge rate, the EVE 33V is an excellent choice for a wide range of everyday electronics.
Key Features
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High Capacity (3300mAh)
Delivers 3300mAh of reliable energy, offering significantly longer runtime compared to standard 2200mAh or 2600mAh cells. Perfect for devices that require extended operation without frequent recharging. -
Stable 10A Discharge Rate
Offers a stable 10A continuous discharge, suitable for medium-drain applications like high-lumen flashlights, headlamps, and solar lights. Provides consistent performance for daily use. -
Three Terminal Options – Choose Your Fit
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Flat Top – Standard flat positive terminal, compatible with most modern flashlights, headlamps, solar lights, and DIY battery packs.
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Button Top – Raised positive terminal (like a standard AA battery), required for older devices and specific battery holders with spring-loaded contacts.
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Nickel Tab – Pre-welded nickel strips on the positive and negative terminals, ready for solder-free battery pack assembly, saving you time and effort.
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Wide Compatibility
Designed to work with flashlights, headlamps, solar lights, portable fans, cameras, toys, radios, and many other devices requiring 18650 batteries. -
Rechargeable & Eco-Friendly
Can be recharged hundreds of times, reducing waste and saving money compared to disposable batteries. Environmentally conscious choice for daily use. -
Trusted EVE Quality
Premium-grade cells from one of the world's leading lithium-ion battery manufacturers, ensuring excellent cycle life, safety certifications, and consistent voltage stability.
Technical Parameters
| Parameter | Value |
|---|---|
| Brand & Model | EVE INR18650-33V |
| Battery Type | Lithium-Ion (Li-Ion) |
| Size | 18650 (Diameter 18mm, Height 65mm) |
| Capacity | 3300mAh (Minimum 3200mAh) |
| Nominal Voltage | 3.7V |
| Full Charge Voltage | 4.2V |
| Cut-off Voltage | 2.75V |
| Discharge Current | 10A |
| Chemistry | Lithium-Ion (LiCoO₂ / LiMn₂O₄ blend) |
| Recharge Cycles | 1000+ cycles |
| Terminal Options | Flat Top / Button Top / Nickel Tab (select at checkout) |
| Protection Circuit | Unprotected (relies on device BMS) |
| Operating Temperature | -20°C to 60°C |
| Storage Temperature | -20°C to 45°C |
| Quantity in Package | 1 Cell |
Applications
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High-Lumen Flashlights
Powering tactical flashlights, everyday carry flashlights, and searchlights for extended use. -
Headlamps
Fueling hiking headlamps, camping headlamps, and work headlamps for outdoor activities and low-light work. -
Solar Lights
Powering solar garden lights, pathway lights, and decorative outdoor lighting for long-lasting, eco-friendly illumination. -
Portable Fans
Running portable camping fans, desk fans, and handheld fans for hours of cooling comfort. -
Cameras & Photography
Running digital cameras, video lights, and other photography equipment. -
Home Electronics
Replacing batteries in remote controls, wireless keyboards, and other household devices. -
DIY Projects
Building custom battery packs for robotics, Arduino projects, and other DIY electronics. The Nickel Tab option is perfect for solder-free assembly.
FAQ
Q1: What is the difference between Flat Top, Button Top, and Nickel Tab?
A:
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Flat Top has a flat positive terminal, compatible with most modern devices (flashlights, headlamps, solar lights, DIY packs).
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Button Top has a raised positive terminal (like a standard AA battery), required for older devices and certain battery holders with spring-loaded contacts.
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Nickel Tab comes with nickel strips pre-welded to the positive and negative terminals. This is ideal for DIY battery pack building – no soldering required, just spot welding or direct connection.
Q2: What is the capacity of this battery?
A: This battery has a 3300mAh capacity (minimum 3200mAh), offering more runtime than standard 2600mAh batteries. This makes it ideal for devices that need to run for extended periods without recharging.
Q3: What does 10A mean?
A: 10A refers to the maximum continuous discharge current of this battery. This means it can safely deliver up to 10 amps of power continuously. This makes it suitable for medium-drain devices like bright flashlights and headlamps, but not recommended for high-power applications like vaping or heavy power tools.
Q4: Is this battery suitable for my solar lights?
A: Yes. This battery is an excellent choice for solar-powered outdoor garden lights. Its 3300mAh capacity provides long runtime through the night, and its 10A discharge rate is more than sufficient for garden light power requirements.
Q5: Is this battery protected or unprotected?
A: This is an unprotected cell. It relies on your device's built-in BMS (Battery Management System) or protection circuit to handle overcharge, over-discharge, and short-circuit protection. This provides maximum flexibility for use in devices with built-in protection.
Q6: How many times can this battery be recharged?
A: This battery can be recharged approximately 1000+ times, depending on usage and charging habits. Proper care (using a quality charger, avoiding full discharge, and storing at moderate temperatures) will extend its lifespan.
Q7: What charger should I use?
A: Use a dedicated intelligent Li-Ion charger designed for 3.7V/4.2V cells. Do not use universal chargers designed for NiMH batteries. Look for chargers with overcharge protection and temperature monitoring features.
Q8: How do I identify positive and negative terminals?
A: The flat top (or the raised button on button top version) is the Positive (+) terminal. The bottom (the side with the shiny metal casing and a slight indentation) is the Negative (-) terminal.
Q9: How should I store this battery when not in use?
A: Store at a partial charge (around 40-60% capacity) in a cool, dry place away from direct sunlight and extreme temperatures. Do not store fully charged or fully depleted for extended periods.
