Features and Benefits

• Lithium Ion 18650 cylindrical rechargeable batteries
  
• 3.7V 2000mAh high capacity
  
• Higher energy density and lower weight than other types rechargeable batteries
  
• Manufactured under ISO9001-2000 to assure quality
  
• Battery tested based on International Electrotechnical Commission (IEC) standard to ensure capacity, quality and life time
  

Applications

• Building Laptop Battery
  
• Building portable power device needing high energy density and low weight
  

• Use special caution when working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mishandled.
• Protective Circuit Board is required when making packs
• Make sure user has enough knowledge on Li-Ion rechargeable batteries in charging, discharging and assembly before use.
• Put the batteries in fire-proof container in charging
• Never leave batteries unattended when charging
• Do not put batteries on wood surface or carpet when charging
• We are not resopnsible for damage if there is any modification of the batteries in form, shape or made into packs
• We are not responsible for any damage caused by misuse or mishandling of theses Li-Ion batteries
  

Product Specifications

• Capacity* Nominal 2000 mAh, Minimum 1950 mAh
  
• Dimensions:
  Diameter 18+/- 0.2 mm
  Height 68+/- 0.2mm
  
• Weight (Typical) Approx. 46 g yes
  
• Nominal Voltage: Average 3.7V
  
• Cut-off Voltage: 3.0V
  
• Internal Impedance: less or equal to 180 milliohm (with PTC)
  
• Cycle Performance: 90% of initial capacity at 400 cycles
  
• Cycle life: > 500 cycles
  
• Charge: Current = 0.5C mA Voltage = 4.2 V End Current = 0.01 mA
  
• Discharge: Current = 0.5C mA End Voltage = 3.0V
  
• Max. Charging current: 1.5C ma
  
• Max. Discharging current 1.5C ma (for continuous discharge)