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3.7V Lithium Battery Packs

Custom 3.7V lithium battery packs with compact size, stable output, PCM protection, and flexible connector options for portable electronics, wearables, medical devices, POS terminals, and smart products.

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3.7V Lithium Battery Packs for Compact Electronic Devices

GLOFLUX 3.7V lithium battery packs are designed for compact devices that require lightweight structure, stable single-cell voltage, and reliable rechargeable power. With customizable capacity, thickness, size, PCM protection, wires, connectors, and discharge performance, these 1S battery packs can support smart wearables, medical devices, POS terminals, Bluetooth audio products, beauty equipment, lighting devices, and other OEM/ODM electronic products.

Smart Wearables
Smart Wearables
Compact 3.7V lithium battery packs support smart watches, fitness trackers, health monitoring devices, GPS trackers, and other wearable electronics requiring slim and lightweight power
Bluetooth Audio Devices
Bluetooth Audio Devices
Lightweight lithium battery packs power Bluetooth speakers, wireless headphones, microphones, intercom devices, and other portable audio products.
Beauty & Personal Care Devices
Beauty & Personal Care Devices
Flexible 3.7V battery solutions support facial cleansing devices, beauty instruments, electric toothbrushes, shavers, massagers, and personal care electronics.

3.7V Lithium Battery Packs Selection

Selecting the right 3.7V lithium battery pack depends on your device size, working current, runtime requirement, charging method, connector type, and safety protection needs. GLOFLUX provides flexible OEM/ODM battery pack solutions with customized capacity, thickness, dimensions, PCM protection, wires, connectors, and discharge performance for compact electronic applications.

Selection Factor Available Options Recommended Applications
Voltage Structure 1S lithium battery pack, 3.7V nominal voltage, 4.2V full charge Wearables, medical devices, POS terminals
Capacity Range Custom capacity from small to high-capacity designs Compact devices or long-runtime products
Cell Type Li-polymer pouch cells, cylindrical lithium cells Slim devices, smart products, portable electronics
Battery Thickness Ultra-thin, standard thickness, custom pack layout Wearables, beauty devices, handheld equipment
Discharge Current Standard discharge or high-rate discharge options Audio devices, lights, toys, smart tools
PCM Protection Overcharge, over-discharge, overcurrent, short-circuit protection Safer charging and device operation
Connector & Wires JST, Molex, custom plug, wire length customization OEM assembly and compact device integration
Charging Method Standard CC/CV charging, custom charging interface support Rechargeable consumer and industrial devices
Certification Support UN38.3, CE, RoHS, IEC62133 available by project Export and global market requirements