4
2.2 Technical Specification of WISDOM LAMP 4
Features
Specification
Model
WISDOM LAMP 4A
WISDOM LAMP 4B
WISDOM LAMP 4C
WISDOM LAMP
4D
Rated capacity
6.2Ah
4.4Ah
3.1Ah
2.2Ah
Rated voltage
3.7V
Main light LED Working
Voltage
3.0V
working time
Low light
60h
Middle light
16h
High light
6h
Main light
LED Working
Current
Low light
65mA
50mA
50mA
40mA
Middle light
450mA
350mA
220mA
170mA
High light
1200mA
900mA
650mA
500mA
Main light
Power
Low light
0.18W
0.14W
0.14W
0.11W
Middle light
1.3W
1W
0.66W
0.45W
High light
3.6W
2.7W
1.9W
1.45W
Main light
Luminous
flux
Low light
30Lm
23Lm
23Lm
18Lm
Middle light
185Lm
148Lm
96Lm
75Lm
High light
413Lm
330Lm
254Lm
203Lm
Lamp
lighting
degree Initial
(
Lighting
degree in 1m
)
Low light
1400Lux
900Lux
900Lux
650Lux
Middle light
8500Lux
7000Lux
4500Lux
3000Lux
High light
20000Lux
15500Lux
12000Lux
9000Lux
Main light life span
100000h
Auxiliary light Power
0.4W
Auxiliary light life span
40000h
Short circuit protect time
<320μS
Life span of the battery
(recharges)
1200 times ( In the reasonable working conditions )
Charging time
(by NWB-30/USB)
5h
4h
4h
3h
Dimensions
84x69x50mm
Weight
175g
175g
128g
128g