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25R 18650 2500MAH 20A


BATTERY – INR18650-25R
The Samsung 25R 18650 Battery is one of the most popular lithium ion batteries on the market. The 25R offers a great balance of 2500mAh capacity with a 20A continuous discharge rating with a pulse discharge rating of 35A. An all-around great battery for many applications. All batteries contain a label decal stating the approximate voltage and capacity. This label is easily removed to reveal the manufacturer print. The label decal is a requirement by the U.S. Government (IATA) which regulates the shipping of lithium ion batteries.


NOTE: Please be sure to inspect your battery before use to ensure it is not damaged including tears/rips in the battery wrap. Discontinue use immediately if battery is damaged.


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The user must have appropriate understanding of lithium ion batteries before purchase. Use caution when working with and using lithium ion batteries as they are very sensitive to charging characteristics and may explode, burn, or cause a fire if misused or mishandled. Always charge in or on a fire-proof surface. Never leave batteries charging unattended. This battery is sold for the use of system integrations with proper protection circuitry or battery packs with a battery management system or PCB (circuit board/module). Buyer is responsible for any damage or injury caused by misuse or mishandling lithium ion batteries and chargers. Charge only with a smart charger designed for this specific type of lithium ion battery.
• Misusing or mishandling lithium ion batteries can pose a SERIOUS RISK of personal injury, property damage, or death
• ONLY use with proper protection circuitry
• ONLY use within manufacturer specification DO NOT store loose in pocket, purse, etc. – always use a protective case
• KEEP AWAY from metal objects to prevent short circuiting
• DO NOT short circuit
• DO NOT use if wrapper or insulator is damaged or torn
• DO NOT use if damaged in any way
• DO NOT overcharge or over-discharge
• DO NOT modify, disassemble, puncture, cut, crush, or incinerate
• DO NOT expose to liquids or high temperatures
• DO NOT solder
• User must be familiar with handling lithium ion batteries before purchase
• Usage of batteries is AT YOUR OWN RISK

This battery is manufactured and sold for the intended use of system integrations with proper protection circuitry or battery packs with a BMS (battery management system) or PCB (circuit board/module). This battery is neither designed nor intended to be used with an e-cig, vape, or similar device. USAGE OF THIS BATTERY IS AT YOUR OWN RISK!
Local regulations and laws pertaining to the recycling and disposal of lithium ion batteries vary so please consult your local jurisdiction regarding appropriate disposal. Many retail stores offer free recycling of rechargeable batteries

• Model: Samsung 25R / INR18650-25R
• Condition: Brand New | Grade A
• Packaging: Individually packed in paper box
• Size: 18650
• Style: Flat Top • Protected: No
• Rechargeable: Yes
• Nominal Capacity: 2500mAh (0.2C discharge)
• Min Capacity: 2450mAh
• Continuous Discharge Rating: 20A
• Nominal Voltage: 3.6V
• Maximum Voltage: 4.20V
• End of Charge Voltage: 4.20V
• End of Discharge Voltage: 2.50V
• Internal resistance: Max 18mΩ (AC 1kHz) | Typical 13.20mΩ ±2 (AC 1kHz)
• Standard Charge: 1.25A
• Standard Charge Time: 3 hours
• Quick Charge Current: 4A
• Quick Charge Time: 1 hour
• Approximate Dimensions: 18.33mm x 64.85mm
• Approximate Weight: 43.8g

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