LiitoKala 14500 AA Li-ion Battery 3.7V 800mAh Rechargeable Battery Lithium Batteries 1000 Times for LED Flashlight Toys Calculator

Features:

AA Li-Ion rechargeable battery 3.7V 14500 size Cylindrical Li-Ion Cell, same size as AA 1.2V rechargeable NiMH and NiCd battery
No memory effect and longer storage life than NiMH Batteries
Lighter weight and higher energy density than any other rechargeable battery
14500 cell has same size as an AA size battery, but has 3 times higher voltage.
It is perfect for building battery packs for RC aircraft, RC cars, and RC robots.

Specification:

System: Li-ion battery
Type:14500(3.7V)
Capacity: 800mAh
Rechargeable for 1000 times
Peak Voltage: 4.2V
Nominal/Working Voltage: 3.7V
Maximum charge current: 1.5C
Maximum discharge current: 2C
Internal resistance: 48-50 mΩ
Temperature: -40℃~60℃
Dimension: 14x50mm

Note:

(1) The batteries should be stored at room temperature,charged to about 30% to 50% of capacity.
(2) During long term storage,in order to ensure the battery to maintain the capacity level,we suggest Li-ion batteries should be charged and discharged once every 6 months.