Nikon 1 J1 Reference Manual page 205

MH-27 battery charger
Rated input
Rated output
Supported batteries
Charging time
Operating temperature 0–40 °C/+32–104 °F
Dimensions (W × H × D) Approx. 67.0 × 28.0 × 94.0 mm/2.6 × 1.1 × 3.7 in.,
Weight
EN-EL20 rechargeable Li-ion battery
Type
Rated capacity
Operating temperature 0–40 °C/+32–104 °F
Dimensions (W × H × D) Approx. 30.7 × 50.0 × 14.0 mm/1.2 × 2.0 × 0.6 in.
Weight
AC 100–240 V, 50–60 Hz, 0.2 A
DC 8.4 V/0.6 A
Nikon EN-EL20 rechargeable Li-ion batteries
Approx. 2 hours at an ambient temperature of
25 °C/77 °F when no charge remains
excluding plug adapter
Approx. 83 g/2.9 oz, excluding plug adapter
Rechargeable lithium-ion battery
7.2 V, 1,020 mAh
Approx. 41 g/1.4 oz, excluding terminal cover
n
185