orntsodhe• NEVER incinerate used battery cells. Internal battery gasmay cause explosion.If your re-chargeable batteries seem to have no capacity evenafter being charged, completely discharge them by leavingthe power ON overnight. Then fully charge the batteriesagain. If the batteries still does not retain a charge (or very lit-tle charge), a new battery cells must be purchased.DD Charging cautionRWARNING! NEVER charge dry or alkaline batteries.AVOID over charging— The installed re-chargeable batteriescan be charged during operation when the AC adapter or theoptional cigarette lighter cable is connected. To prevent overcharging, the IC-R5 has charging timer that automatically dis-connecting the charging line electronically after 15 hours fromcharging. However, the charging timer will reset and startcharging again when disconnect then re-connecting the ACadapter or CP-18A/E more than 1 min. interval.• Recommended temperature for charging:±0˚C to +40˚C (; +32˚F to +140˚F)• Connect the supplied (or optional for UK and Italy versions)AC adapter or optional cigarette lighter cable only whencharging the installed Ni-Cd or Ni-MH batteries. NEVER useother manufactures’ chargers.CAUTION: BE SURE to disconnect the CP-18A/E fromthe cigarette lighter socket when charging is finished, be-cause, a slight current still follows in the CP-18A/E and thevehicle’s battery will become exhausted.