39
•Chargeyourbatteriesevery90daystoavoidcapacityloss.Batteriesslowlyself-dischargewhenleftunusedfora
long period of time; if the battery cells are allowed to reach a critically low voltage, their lifespan and capacity will be
permanently reduced.
•Alwaysdisconnectyourchargerfromthewalloutletandbatterybeforestoringthebattery.
•Avoidstoringyourbatteriesinextremetemperatures,whetherhotorcold.
•Batteriesarebestkeptinacool,dryplace.Donotallowbatteriestoaccumulatecondensation,asthiscouldcause
shorting or corrosion.
•TherecommendedstoragetemperatureforbothSLAandLi-Ionbatteriesisbetween32-77°F(0-25°C).
•Avoidexposingthebatterytoextremeheat(104°Forhigher)forlongperiodsoftime.
FaQ
A:Yes,itisrecommendedthatyouperforma“break-in”cycleconsistingof~threedischarge/chargecyclestoallowyour
batteriestoreachoptimumperformance.Thisinvolvesthreecompletedischargesandthreecompleterecharges.Afterthis
initial “break-in” cycle the batteries will have maximum possible performance and less line voltage fluctuations under load.
A:Yes,itisnormalthatthebatterieswillbecomewarmtothetouchduringtherechargingprocess.Thisisbecausethe
increase of internal resistance and less energy conversion efficiency from electric energy to chemical energy.
A:Averagebatterylifedependsonuseandconditions.Evenwithpropercare,rechargeablebatteriesdonotlastforever.
Conservatively,anSLAbatterywillcometotheendofitsusefullifeafter~200fulldischarge/chargecycles,whileLi-Ion
batterieswilllastabout500cycles.Apartialcharge/dischargecountsfractionallyagainstthosenumbers;runningthe
battery down halfway then recharging it completely uses up one half of a charge cycle.
“Endofusefullife”referstothepointatwhichabatterycannolongersupply80%ofitsoriginalratedcapacityinampere-
hours.Afterthispoint,theagingprocesswillaccelerateandthebatterywillneedtobereplaced.