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Power your outdoor and household devices with the reliable 3.7 Volt Rechargeable Batteries, 5.2A Lithium Battery 2600mAh. This high-performance 18650 lithium-ion battery delivers a solid 2600mAh capacity paired with a stable 5.2A discharge rate, offering the perfect balance of runtime and power output for a wide range of applications. Whether you are powering a high-lumen flashlight for night hiking, a video doorbell for home security, an RC car for racing fun, or outdoor garden lights for your backyard, this battery provides the consistent, dependable energy you need. This listing offers both Button Top and Flat Top versions, giving you the flexibility to choose the right terminal type for your device. With its versatile performance and reliable quality, this battery is an excellent choice for everyday use.
2600mAh High Capacity: Delivers 2600mAh of reliable energy, offering extended runtime compared to standard 2200mAh batteries. Perfect for devices that require sustained operation without frequent recharging.
5.2A Discharge Rate: Offers a stable 5.2A continuous discharge, suitable for medium-drain applications like flashlights, headlamps, doorbells, and RC cars. Provides consistent performance for daily use.
Button Top & Flat Top Available: Choose the right terminal for your device. Flat Top fits most modern devices (flashlights, DIY packs, headlamps). Button Top is required for older devices and specific battery holders with spring-loaded contacts.
Wide Compatibility: Designed to work with flashlights, headlamps, video doorbells, RC cars, outdoor garden 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.
Versatile Performance: Suitable for both indoor and outdoor applications, from home security to outdoor lighting to recreational toys.
| Parameter | Value |
|---|---|
| Battery Type | Lithium-Ion (Li-Ion) |
| Size | 18650 (Diameter 18mm, Height 65mm) |
| Capacity | 2600mAh (Minimum 2500mAh) |
| Nominal Voltage | 3.7V |
| Full Charge Voltage | 4.2V |
| Cut-off Voltage | 2.75V |
| Discharge Current | 5.2A |
| Chemistry | Lithium-Ion (LiCoO₂ / LiMn₂O₄ blend) |
| Recharge Cycles | 800+ cycles |
| Terminal Options | Button Top / Flat Top (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 |
Flashlights & Headlamps: Powering tactical flashlights, searchlights, everyday carry flashlights, and headlamps for night hiking, camping, and outdoor activities.
Video Doorbells: Powering wireless video doorbells for long-lasting, reliable operation without frequent battery changes.
RC Cars & Hobby Toys: Powering remote-controlled cars, trucks, drones, and other electronic hobby toys for extended playtime.
Outdoor Garden Lights: Powering solar-rechargeable garden lights, pathway lights, and decorative outdoor lighting for your backyard or patio.
Home Electronics: Replacing batteries in remote controls, wireless keyboards, and other household devices.
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.
Q1: What is the difference between Button Top and Flat Top?
A: Flat Top has a flat positive terminal, compatible with most modern devices (flashlights, DIY packs, headlamps). Button Top has a raised positive terminal (like a standard AA battery), required for older devices and certain battery holders with spring-loaded contacts. Please select your desired version when placing your order.
Q2: What is the capacity of this battery?
A: This battery has a 2600mAh capacity (minimum 2500mAh), offering more runtime than standard 2200mAh batteries. This makes it ideal for devices that need to run for extended periods without recharging.
Q3: What does 5.2A mean?
A: 5.2A refers to the maximum continuous discharge current of this battery. This means it can safely deliver up to 5.2 amps of power continuously. This makes it suitable for medium-drain devices like flashlights and doorbells, but not recommended for high-power applications like vaping or heavy power tools.
Q4: Is this battery suitable for my RC car?
A: Yes. This battery is a good choice for RC cars that require 18650 cells. Its 2600mAh capacity provides decent runtime, and its 5.2A discharge rate is sufficient for most hobby-grade RC cars. For high-performance racing RC cars, we recommend cells with higher discharge ratings.
Q5: Is this battery suitable for outdoor garden lights?
A: Yes. This battery is an excellent choice for solar-rechargeable outdoor garden lights. Its 2600mAh capacity provides long runtime through the night, and its 5.2A discharge rate is more than sufficient for garden light power requirements.
Q6: 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.
Q7: How many times can this battery be recharged?
A: This battery can be recharged approximately 800+ 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.
Q8: 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.
Q9: 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.
Q10: 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.
Free Shipping: Enjoy free shipping on all orders over $65. For orders under $65, the shipping cost is $8.99.
Delivery Time: Once shipped, orders typically arrive within 7–15 business days.
Easy Returns: We want you to be completely satisfied. If you're not, you can return your product within 30 days of receiving your order. Please ensure the items are unused and in their original condition. For return instructions, please contact our support team.
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These cells exceed expectations. Reliable, good capacity, fair price. Everything you want in a rechargeable battery.
My Reolink camera runs 3+ months on one of these with moderate traffic. Reliable power.
My 3A flashlight maintains brightness throughout discharge. Voltage sag is minimal for a 2600mAh cell.
Positive button top is solid and centered. Negative terminal is flat. Good electrical connections.
Charged a spare 3 months ago. Still at 4.05V. Ready to use when I needed it.
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