Key Features
- 850mAh Nominal Capacity: Reliable energy output with a guaranteed minimum capacity of 800mAh.
- Integrated Protection Circuit: Built-in PCB safeguards against overcharge, over-discharge, and over-current.
- Stable 2.5A Discharge: Maintains consistent voltage under continuous load conditions.
- Extended Cycle Life: Rated for 800+ charge cycles for long-term dependability.
- Protected Button Top Design: Optimized for compact devices requiring added safety.
Overview
The XTAR 16340 850mAh rechargeable lithium-ion battery is engineered for consistent performance and enhanced protection. Featuring a button top terminal and integrated PCB, this cell delivers stable output with a maximum continuous discharge of 2.5A. Its compact size, long cycle life, and protective features make it a dependable power solution for precision electronics and portable systems.
Applications / Uses
- High-output LED flashlights
- Portable electronic instruments
- Medical and monitoring equipment
- Security and inspection devices
- Compact rechargeable power systems
SPECIFICATIONS
| Manufacturer: | XTAR |
| Battery Size: | 16340 |
| Positive Terminal: | Button Top |
| Protected: | Yes, PCB |
| Nominal Capacity: | 850mAh |
| Minimum Capacity: | 800mAh |
| Max Continuous Discharge: | 2.5A |
| Nominal Voltage: | 3.6V |
| Charge Voltage: | 4.2 ±0.03V |
| Discharge Cut-Off Voltage: | 2.5V |
| Cycle Life: | 800+ |
| Internal Resistance: | ≤130mΩ |
| Approx. Dimensions: | 16.5mm × 34.0mm |
| Approx. Weight: | ≤18.2g |
| Data Specification Sheet: | XTAR 16340 850mAh Datasheet |
⚠ Important Safety Warnings
While this battery is equipped with built-in protection circuitry to help prevent overcharging, over-discharging, and short circuits, improper handling or misuse can still result in FIRE, EXPLOSION, or THERMAL RUNAWAY, causing personal injury or property damage. Users must read and follow all safety guidelines before purchase and use. Click here to review the full safety guidelines.
- Intended Use: This battery is designed for use in flashlights, headlamps, and similar devices that require a button top configuration. Ensure compatibility with your device before use.
- Protection Circuit Limitations: While the protection circuit provides additional safety, it cannot prevent damage caused by misuse, including exposure to liquids, extreme heat, or physical damage.
- Storage & Transport: Always store batteries in protective cases to prevent accidental contact with metal objects (e.g., keys, coins, tools) that can cause a short circuit. Do not store loose batteries in pockets, bags, or other uncontrolled environments.
- Inspection: Do not use if the battery is dented, leaking, bulging, or if the outer wrapper or button top is damaged.
- Charging: Use a smart charger specifically designed for button top protected batteries. Do not exceed the battery's voltage and current specifications. Never leave the battery unattended while charging.
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Prohibited Activities:
- Do not expose the battery to water, fire, or high heat.
- Do not modify, puncture, crush, or attempt to disassemble the battery.
- Do not use the battery if it becomes unusually hot during use or charging.
- Emergency Response: If the battery overheats, emits smoke, or shows other signs of failure, stop using it immediately. Move the battery to a safe, non-flammable surface (e.g., sand or concrete) and follow emergency protocols.
Disclaimer
18650Battery.com is not responsible for any damages, injuries, or claims arising from improper use, handling, or failure to follow these safety guidelines. Lithium-ion batteries require strict adherence to all safety protocols. It is the reseller's responsibility to ensure all safety warnings and product guidelines are effectively communicated to customers. Users and resellers assume full responsibility for the safe handling, usage, and distribution of this product.