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High Capacity 3.7V 2900mAh Li-Polymer Battery from China Suppliers | Reliable Factory Quality for Long-Term Use
| Nominal Voltage | 3.7V | Nominal Capacity | 2900mAh |
| Size | 10.2*34.5*67.5mm | Rough Weight | 65g |
| Battery Type | Li-polymer | Cycle Life | 500 times |
| Standard Charge | 0.2C | Max Charge | 1.0C |
| Standard Discharge | 0.2C | Max Discharge | 1.0C |
| Charge Temperature | 0–45℃ | Discharge Temperature | -10 ~ +60℃ |
Product Introduction
3.7V / 2900mAh
High Safety — No Leakage / Fire / Explosion
500+ Cycle Life
6+ Months Storage
Slim & Lightweight Design
Customizable Size
The rechargeable Lithium Polymer cell model 103465 3.7V 2900mAh utilizes advanced gel polymer electrolyte and flexible aluminum-plastic packaging, ensuring high safety with no risk of leakage, fire, or explosion. Offering higher energy density than traditional Li-ion batteries, its slim, lightweight design and customizable size enable stable discharge performance. With low self-discharge, it supports 6+ months of storage and delivers 500+ cycles. Weighing little while providing a stable working voltage, this 2900mAh cell is the ideal power source for portable electronics, wearables, and smart terminals.
Frequently Asked Questions
Q
What does the model number 103465 represent for this Li-polymer battery?
The model number 103465 describes the physical dimensions of the cell: 10mm in thickness, 34mm in width, and 65mm in length. This naming convention is standard in the lithium polymer battery industry, allowing engineers and designers to quickly identify whether the cell fits their device's available space.
Q
Is the 103465 3.7V 2900mAh battery safe compared to traditional lithium-ion batteries?
Yes. This cell uses advanced gel polymer electrolyte and flexible aluminum-plastic packaging, which significantly reduces the risks of leakage, fire, and explosion compared to conventional cylindrical or prismatic lithium-ion cells. The sealed structure and solid-state-like electrolyte make it a safer choice for consumer electronics and wearables.
Q
What is the expected cycle life of this 2900mAh Li-polymer battery?
The 103465 battery is rated for 500+ charge-discharge cycles under standard conditions (0.2C charge and 0.2C discharge). This makes it suitable for devices that require daily charging, providing approximately 1.5 years or more of reliable service life in typical use scenarios.
Q
What are the recommended operating temperatures for charging and discharging?
The battery should be charged within a temperature range of 0°C to 45°C to ensure safety and longevity. For discharging, it operates reliably between -10°C and +60°C, making it suitable for a wide range of environments, from cold outdoor conditions to warm indoor applications.
Q
Can the size of the 103465 Li-polymer cell be customized for specific applications?
Yes. One of the key advantages of lithium polymer technology is its flexible form factor. The aluminum-plastic packaging allows the cell to be manufactured in various shapes and sizes to meet specific product design requirements. Custom dimensions, capacity adjustments, and connector configurations are typically available upon request.
Q
What types of devices is the 103465 3.7V 2900mAh battery best suited for?
This cell is ideal for a wide range of portable and compact electronic products, including smartphones, Bluetooth speakers, wearable devices, smartwatches, handheld GPS units, IoT sensors, and other smart terminals. Its slim profile (10.2mm thin), lightweight construction (65g), and high energy density make it an excellent choice wherever space and weight are critical design factors.