Ultra-Thin Technology

Ultra-Thin Polymer Batteries

Under 3mm Thickness

Discover our collection of ultra-thin lithium polymer batteries designed for space-constrained applications. Perfect for wearables, medical devices, and IoT solutions.

Why Choose Ultra-Thin Batteries?

Advanced technology meets compact design for maximum performance in minimal space.

Space Optimization

Thickness under 3mm allows integration into the most compact device designs without compromising functionality.

Flexible Design

Polymer technology enables curved and custom shapes to fit unique form factors and design requirements.

High Performance

Maintains excellent energy density and cycle life despite ultra-thin profile for reliable long-term operation.

Product Collection

Find the perfect ultra-thin battery for your application

351020
2mm

351020

Part #: LT 351020

Voltage: 3.7V
Capacity: 50mAh
Watt Hour: 0.185Wh
303450
2mm

303450

Part #: LT 303450

Voltage: 3.7V
Capacity: 500mAh
Watt Hour: 0.85Wh
281321
2.8mm

281321

Part #: LT 281321

Voltage: 3.7V
Capacity: 60mAh
Watt Hour: 0.22Wh
203038
2mm

203038

Part #: LT 203038

Voltage: 3.7V
Capacity: 180mAh
Watt Hour: 0.67Wh
180715
1.8mm

180715

Part #: LT 180715

Voltage: 3.8V
Capacity: 8mAh
Watt Hour: 0.03Wh
151520
1.5mm

151520

Part #: LT 151520

Voltage: 3.8V
Capacity: 22mAh
Watt Hour: 0.0836Wh
121530
1.2mm

121530

Part #: LT 121530

Voltage: 3.8V
Capacity: 33mAh
Watt Hour: 0.125Wh
012323
1mm

012323

Part #: LT 012323

Voltage: 3.7V
Capacity: 30mAh
Watt Hour: 0.11Wh

About litop

Leading lithium battery manufacturer specializing in custom solutions for wearables, medical devices, and IoT applications since 2017.

8 Years of Excellence in Battery Innovation

litop integrates R&D, production, and sales with comprehensive expertise in custom lithium battery development. We serve clients in 30+ countries with high-quality, one-stop battery solutions and competitive pricing.

300+

Team Members

120K

Daily Production Capacity

litop manufacturing facility

Our Product Expertise

Lithium-ion (Li-ion)

High-performance batteries for consumer electronics

Lithium Polymer (LiPo)

Flexible designs including curved and ultra-thin forms

LiFePO₄

Lithium iron phosphate for safety-critical applications

Custom Solutions

Special-shaped and ultra-thin battery designs

Quality control and certifications

Quality & Certifications

Our commitment to quality is demonstrated through comprehensive certifications and rigorous testing processes. We implement 5S production management with dedicated QC teams overseeing every stage.

ISO9001 and ISO14001 certified
UL, TUV, SGS, and CQC audited
CE, UN38.3, RoHS, UL1642, PSE certifications

Applications & Global Reach

Key Applications

Wearable Devices
Medical Devices
IoT Devices
Bluetooth Headsets
Personal Care
Consumer Electronics

Global Markets

United States & Canada
Europe
Asia Pacific
Other Regions

Serving clients in 30+ countries worldwide

Our Team & Capabilities

Dedicated professionals driving innovation in battery technology

30

R&D Engineers

Design and development specialists

15

QC Engineers

Quality control and technical experts

200+

Production Staff

Skilled manufacturing professionals

Sample Delivery

5-10 Days

Mass Production

2-4 Weeks

Perfect Applications

Ultra-thin batteries excel in space-critical applications

Wearable Devices

Smartwatches, fitness trackers, health monitors

Medical Devices

Hearing aids, glucose monitors, patches

IoT Sensors

Smart tags, environmental sensors, beacons

Smart Cards

RFID cards, payment cards, access cards

Need Custom Ultra-Thin Solutions?

Our engineering team specializes in custom ultra-thin battery designs. Get a personalized quote for your specific requirements.

8+ Years Experience
Custom Shapes Available
CE, UN38.3, RoHS Certified
Fast Sample Delivery