3.7V 8000mAh High Capacity 21700 Lithium Battery Pack 1S2P For LED Floodlights Smart Locks

Name: 3.7V 8000mAh High Capacity 21700 Lithium Battery Pack 1S2P For LED Floodlights Smart Locks
Brand: Shenzhen Meisha New Energy Technology Co., LTD
SKU: 21700-8000-3.7V
Availability: InStock

Basic Properties

Place of Origin: Shenzhen, China

Brand Name: MEISAEN

Certification: UN38.3 MSDS IEC62133 CE ROHS

Model Number: 21700-8000-3.7V

Trading Properties

Minimum Order Quantity: 1000PCS

Payment Terms: T/T

Supply Ability: 100000PCS

Lithium 21700 Battery

21700 Lithium Ion Battery

Industrial Lithium Battery

Specifications

High Light:

21700 Lithium Battery 1S2P

LED Floodlights 21700 Lithium Battery

8000mAh High Capacity Lithium Battery

Product Description

Elevate your devices’ power performance with our 3.7V 8000mAh 21700 1S2P Lithium-ion Battery Pack. Built with premium 21700 cylindrical cells, this high-capacity battery delivers reliable, long-lasting energy for both indoor and outdoor applications. Equipped with an integrated Battery Management System (BMS) and a compact, slim form factor, it is ideal for camping lights, LED floodlights, smart locks, 扫地机器人,and more. Customizable options (connectors, wiring, dimensions) are available to match your project’s exact requirements.

Key Specifications

Specification	Details
Product Type	Cylindrical Lithium-ion Battery Pack (21700 1S2P Configuration)
Nominal Voltage	3.7V
Rated Capacity	8000mAh (29.6Wh)
Cycle Life	≥500 cycles (retains 85% of initial capacity)
Protection Features	Overcharge, Overdischarge, Short Circuit, Overcurrent Protection (Built-in BMS)
Cell Type	High-quality 21700 lithium-ion cells
Customization	Tailored connectors, capacities, and dimensions

Key Features & Benefits

✅ High-Capacity Performance for Long Runtime

With an 8000mAh rating, this 1S2P pack provides extended runtime for high-drain devices like camping lights and LED floodlights, reducing the need for frequent recharges.

✅ Built-in Multi-Layer Safety Protection

The integrated BMS safeguards against overcharging, over-discharging, short circuits, and overcurrent, ensuring stable, safe operation in all environments—whether indoors or outdoors.

✅ Compact, Slim Design for Easy Integration

Measuring just 1452323mm, this battery pack fits seamlessly into slim devices like smart locks, portable fans, and small appliances without sacrificing power.

✅ Durable Long Cycle Life

Engineered for longevity, the pack retains 85% of its original capacity after 500 full charge-discharge cycles, lowering replacement costs and extending your device’s service life.

✅ Flexible Customization for Your Needs

We offer custom connectors, wiring, and dimensions to match your project’s unique requirements, ensuring a perfect fit for any application.

Common Applications

This 3.7V 8000mAh lithium battery pack is ideal for powering:

Outdoor & Lighting Devices: Camping lights, LED floodlights, portable lanterns
Smart Home Gadgets: Smart door locks, Robot vacuum cleaner,home automation sensors
Portable Electronics: Power banks, handheld fans, humidifiers, and travel devices
DIY & Industrial Projects: Solar-powered systems, small electronic prototypes, and off-grid equipment

Why Choose Our 21700 1S2P Battery Packs?

As a professional lithium battery manufacturer, we prioritize quality, safety, and customization. Every pack undergoes rigorous testing to meet international standards, ensuring consistent, reliable performance. Whether you need an off-the-shelf solution or a fully custom pack for your project, we deliver high-quality power solutions backed by dedicated support.