Description

The Samsung 18650 25R 2500mAh 20A battery comes with 20 Amp maximum discharge and 35 Amp peak discharge. This battery is 100% authentic and genuine. Samsung has slightly redesigned the chemistry for the 25R to increase its overall life cycle. The change in the color of the wrapper from blue to green denotes the change in chemistry. Price shown is for one battery only. Samsung 18650 25R 2500mAh 20A battery Features: Top: Flat Top Capacity: 2500 mah Max Continuous Rated Discharge: 20 Nominal voltage: 3.6v After a fresh charge: 4.2v Cycle info: Capacity drops to 60% after 250 full charge/discharge Cycles Don’t discharge below: 2.5v Standard Charge: CC/CV @ 1 amp / 4.20 volts +/-.05v, 100 mA cut-off (Max) Rapid Charge: CC/CV @ 4amps / 4.20 volts +/-.05v, 100 mA cut-off Impedance: 22.15 +/- 2 milliohms Weight: 45g Height: 64.85 +/- 0.15mm Diameter: 18.33 +/- 0.07mm Operational Charging Temperature Range: 0 to 50 degrees C (best below 45 degrees C) Operational Discharging Temperature Range: -20 to +75 degrees C (best below 60 degrees C) WARNING: 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 BATTERIES MAY EXPLODE, BURN, OR CAUSE A FIRE IF MISUSED OR MISHANDLED ONLY USE WITH PROPER CIRCUITRY IN A PROTECTED BATTERY PACK ONLY USE WITHIN MANUFACTURER LISTED SPECIFICATIONS DO NOT STORE LOOSE BATTERY IN A POCKET, PURSE ETC. – ALWAYS USE A PROTECTIVE CASE OR BOX 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, spot weld only User must be familiar with handling lithium ion batteries before purchase Usage of batteries is AT YOUR OWN RISK ALWAYS charge in or on a fire-proof surface and never leave charging batteries unattended Note: There is always an inherent risk when using any rechargeable batteries at anytime and under any circumstances. Please have a greater understanding of the batteries/chargers you are using and how to care for them properly. When working with Li-ion (Lithium-ion), LiPo (Lithium-ion Polymer) and any rechargeable cells, please be cautious and carefully use as they are very sensitive to charging characteristics and may explode or burn if mishandled. Please make sure that you have great knowledge on all rechargeable batteries before you use them. Always charge batteries at the clean and fire-proof surface. Never leave charging batteries unattended. If you see that there are visible damages on the batteries, please do not use. Always keep, store and transport the rechargeable cells in a safe, non-conductive container in controlled environment. Do not use any rechargeable battery as well as any battery charger if any visible damage is present, as well as if the cell or charger has been stressed through mishandling, accidental or otherwise, even if damage may not be visible. Always store and transport rechargeable cells in a safe, non-conductive container in a controlled environment. Please dispose battery cells, chargers or any other electronic devices in accordance of local laws and mandates Shop more Accessories here.