BC4L charges NiMH, NiCd and Li-ion batteries. It equipes with backlight LCD display showing charging time, current, voltage, capacity and internal resistance. It also has testing funtions to test capacity and internal resistancce.
3 functions: Charge function, Capacity test function, Internal resistance test function
Charging current: 300mA/ 500mA/ 700mA/ 1000mA
Reverse charging protection
Bad or non-rechargeable battery detect
Every slot controled independently
Comparsion between BC2S and BC4L
BC2S
BC4L
Battery Type
NIMH/ CD AA/AAA BATTERIES
NIMH/CD AA/AAA/SC/C
3.7V LI-ION
Charging Current
200mA/ 500mA/ 700mA/ 1000mA
300mA/ 500mA/ 700mA/ 1000mA
Discharge Current
100mA/ 250mA/ 350mA/ 500mA
250mA/ 500mA
USB Output
Yes 5V/ 1A
Yes 5V/ 1A
Capacity Test
Yes NIMH/CD batteries
Yes NIMH/CD and Li-ion batteries
Inner Resistance Test
No
Yes
Modes
4 Modes: Test, discharge,refresh, charge
2 modes: test and charge
Maximum Battery Capacity
3000mAh
Unlimited
Discharge Funcion
Yes, it removes memory effect
No
Refresh Function
Yes. Restore batteries capacity to maximum
No
LCD Display
LCD, showing charging, time, current, voltage, capacity
Back light LCD, showing charging time, current, voltage, capacity and internal resistance
