542666 3.7V 1050mAh Rechargeable Lithium Polymer Battery For Beauty Devices

Polymer Lithium Ion Battery Key Features

Soft-pack polymer lithium ion batteries, also known as lithium polymer batteries encapsulated in an aluminum-plastic composite film, are the mainstream power solution in modern consumer electronics. Their core characteristics and advantages stem from their unique physical structure and chemical system.
Core characteristics:
1. Structural Characteristics: Using aluminum-plastic film soft packaging instead of traditional hard metal casings gives the battery excellent shape flexibility, allowing it to be made into ultra-thin, curved, or irregular shapes.
2. Safety Characteristics: The soft-pack structure typically exhibits bulging rather than violent explosion in abnormal situations (such as overcharging or puncture), resulting in higher safety.
3. Performance Characteristics: It possesses high energy density (large capacity per unit volume or weight) and low self-discharge rate.
Core advantages:
1. Design Flexibility: The thin, lightweight, and customizable physical form perfectly meets the space and shape constraints of smartphones, wearable devices, drones, and other products.
2. Lightweight and High Reliability: While providing the same capacity, it is lighter than steel-cased or aluminum-cased batteries of the same capacity, with excellent encapsulation reliability and extremely low leakage risk.
3. Long cycle life: Under standard operating conditions, it typically boasts a good cycle life, meeting the needs of frequent daily charge and discharge cycles.
It should be noted that its casing has relatively low mechanical strength, often requiring additional protective structures during application.

Polymer Lithium Ion Battery Technical Parameters

Basic Parameters

Charge & Discharge Parameters

Dimensions & Outline Drawing

Battery Cell Size: Max T5.4*W26.3*H66.5mm	Plug wire: Molex51021-2P / UL1571AWG26 / 60±3mm (Adjustable)
Battery Pack Size: Max T5.5*W26.5*H68.0mm	PCM: S-8261ABJMD-G3J-T2+8205A

Polymer Lithium Ion Battery Typical Applications

Polymer lithium ion batteries are widely used in various fields due to their advantages such as thinness, customizable shapes, high energy density, and good safety performance. The following are their main application areas:

• Consumer Electronic Devices: Such as smartphones, tablets, laptops, smart wearable devices (such as smartwatches and smart bands), and wireless headphones. These devices have high requirements for thinness and long battery life.
• Medical and Healthcare Devices: Including implantable medical devices (such as pacemakers and neurostimulators), wearable health monitoring devices (such as blood glucose meters and smart bands), and portable medical instruments. Long battery life and high safety are crucial for patient safety.
• Internet of Things (IoT) and Smart Terminals: In smart homes, drones, PDAs (data acquisition terminals), and various sensors, polymer lithium batteries provide stable power, supporting device miniaturization and wireless connectivity.
• Industrial and Outdoor Tools: For example, rugged handheld terminals, sorting equipment, and power tools. Batteries need to have high discharge current and durability to withstand high-intensity working environments. Emerging Technology Fields: With the development of AI, robotics, and flexible electronics, these batteries have broad application prospects in miniaturized, flexible devices, such as flexible health monitoring patches or wearable robot components.

These applications demonstrate the core role of polymer lithium-ion batteries in driving innovation in smart devices, and their penetration rate in fields such as healthcare and the Internet of Things is expected to further increase with future technological advancements.

Quality & Safety Certifications

All UNEMETECH rechargeable polymer lithium ion batteries undergo strict quality control and comply with international safety & transportation standards, ensuring safe and reliable performance worldwide.

— Project Manager, Global IoT Tech Solutions Inc.

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