M Tiger Sports Battery-pack 7,4V, 7000 mAh 4-cell (1*4*18650)

Original battery for DS. Also works very well as a backup battery for other 7.4V lamps. 4-cell battery (original to DS) Weight: 290 grams Dimensions: 7.5 x 8 x 2.1 cm 4 18650 (3500 mAh) battery cells from Samsung --- Battery Mörii de-Luxe: Enter a battery to 8.4V or 7.4V voltage are just different ways to describe the same thing. Previously we wrote 8.4V (Max loaded) Nowadays we write 7.4V (nominal voltage) A 7.4V battery pack reaches about 8.45V when it is fully charged and then sink in excitement when using it. At about 6V, the Tiger SPORT lamps' Follow Me Home Mode "beats to save the battery cells from reaching critically low voltage.