Lenovo IdeaPad S10 FR - Manual (Page 131)

Appendix C. Specifications
123
Power source
(AC adapter)
ƒ
Input rating of the AC adapter: 100-240 V ac, 50 to 60 Hz
ƒ 40W/65W
Battery
pack
ƒ
Lithium-ion (Li-Ion) battery pack
– Nominal voltage: 11.1 V dc
– Capacity: 52Wh (6 cells) or 28Wh (3 cells)