Good to know about battery charging Prisma DI

• When the power of the battery goes low, a battery indicator will indicate low battery level on the left side of the display.
• Please charge the battery with the charger until the led indicator of the charger switches from red to green light.
• If the Prisma DI-5C and/or Prisma DI-5 deflection indicator is not being used for a long time, it will still need charging.
  It is necessary to charge the battery at least once a year.
• Please don’t use the charger as a power supply while performing the measurements.
• It is only for charging the Li-Ion battery.