Home / Custom 3.7V Curved Li-Polymer Battery for Smart Ring Wearable Devices
Our custom 3.7V curved lithium polymer battery is designed for smart rings and compact wearable devices. Its slim, curved shape fits limited internal space while supporting stable power for sensors, Bluetooth, and health monitoring functions. Size, capacity, tabs, wires, connectors, and protection circuits can be customized for different wearable product designs.
- Model: 150732
- Capacity: 26 mAh
- Cell Dimensions: 1.5× 7×32 mm
- Internal Resistance: 120mΩ
- Finished Product Dimensions: 1.5× 7× 32 mm
- Application: Smart Ring Wearable Devices
- Operating Voltage: 3.7 V
- Charging Voltage: 4.2V
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Overview
Our custom 3.7V curved lithium polymer battery is designed for smart rings and compact wearable devices that require a slim, lightweight, and space-saving power solution. With a flexible curved structure, the battery can better fit circular or semi-circular product designs, helping engineers make full use of limited internal space without affecting comfort or appearance. It supports customized capacity, size, thickness, tabs, wires, connectors, and protection circuits according to different device requirements. The stable 3.7V output helps power sensors, Bluetooth modules, health monitoring functions, and low-power smart electronics. Built with reliable Li-polymer chemistry and strict quality control, this battery offers good energy density, safe performance, and consistent discharge for daily wearable applications. It is suitable for smart rings, health trackers, mini wearable sensors, IoT devices, and other curved electronic products that need a compact rechargeable battery solution.
Product Details
- Curved Battery Design: Fits smart rings and compact wearable structures.
- Stable 3.7V Output: Supports sensors, Bluetooth modules, and low-power electronics.
- Customizable Options: Capacity, size, tabs, wires, connectors, and PCM can be adjusted.
- Lightweight Structure: Helps reduce device weight and improve wearing comfort.
- Reliable Li-Polymer Chemistry: Delivers safe, consistent power for daily wearable use.
Application Areas
- Smart rings
- Wearable health monitoring devices
- Mini Bluetooth tracking devices
- Compact IoT sensors
- Curved electronic products
Technical Parameters
| Model | 150732 |
| Cell Size | 1.5×7×32 mm |
| Finished Size | 1.5×7×32mm |
| Operating Voltage | 3.7 V |
| Capacity | 26 mAh |
| Cell Resistance | 120 mΩ |
| Processing Method | Customized |
| Application | Smart Ring Wearable Devices |
| Charging Voltage | 4.2 V |
