The EN-EL7e is the same as the EN-EL7 but for five LED lights that indicate either the remaining power of the battery or the charge status while charging. The status LED indicates whether the ambient temperature is too high, the battery has worn out or if there is a battery error.
Rated capacity is 7.4V / 1100mAh
Dimensions (W x D x H) are approx. 36mm x 16mm x 56mm (1.4" x 0.6" x 2.2") (excluding protections)
Weight is approx. 70g, excluding carrying case