La Crosse Technology BC700 Instruction Manual page 8

The estimated time of charging by various charging current is tabulated in Table 1.
Table 1. Charging Time with various charging current
Size of battery Battery Capacity Charging current selected (mA) Estimated charging time
AA 2500 mAh
AAA 700 mAh
Note:
User shall always observe the recommended maximum charging current of the
rechargeable batteries. In general, 200 mA is a recommended charging current if
rapid charging is not necessary. It is definitely safe and optimum to the rechargeable
batteries.
It may be necessary to charge and discharge the new rechargeable batteries for
several times in the beginning before the optimum capacity of the rechargeable
batteries can be obtained. And user is recommended to adopt once the "Refresh"
700 ~3 hr 35 min
500 ~5 hr
200 ~13 hr
700 ~60 min
500 ~84 min
200 ~3 hr 30 min
40