8Recommended battery types:3 x IKEA LADDA 900 (AAA/HR03, 1.2V, 900mAh, Ni-MH) (Not included)Do not mix batteries of different capacities, types or date stamps.IMPORTANT!Disposal of batteries to be done according to instructions, see below.• Only use the included 24V adapter for charging the baby monitor units. Otheradapters could cause damage to the units.• If you don’t plan to use the units for more than a week, make sure the batteriesare fully charged before putting the units away. Leaving the units unused andcompletely uncharged could cause them to stop functioning.• Disconnect the AC adapter from the wall socket when not in use, in order to saveenergy.• The baby monitor units can be used in temperatures ranging from 0˚C to 40˚C(32˚F to 104˚F)• Do not leave the units in direct sunlight or near any heat source, since this cancause overheating.• Do not subject the units to wet, moist or excessively dusty environments sincethis can cause damage to the units.• This equipment is only suitable for mounting at heights up to 2 m.• Never install the product in a confined space. Always leave a space of at least 5mm around the product for ventilation.• Product and batteries (battery pack or batteries installed) shall not be exposed toexcessive heat such as sunshine, fire or similar.• No naked flame sources, such as candle lights should be placed on theapparatus.