2 Volt 23 Ah lead accumulator (2.1 kg)
The battery is delivered dry charged.
The electrolyte is supplied separately in a glass container.
Lifetime after inserting the electrolyte: 1 month.
Duration of the first charge: 50 hours.
The discharge of the accumulator is controlled by 3 colored balls sinking in order: GREEN 10%,
WHITE (50%),
RED (90%);
during recharging, these balls rise in the opposite direction.
The battery must always be kept in an upright position during transport and during use. (risk of electrolyte leaks)