The Impi EcoCap represents a break-through in battery chemical composition enabling the creation of long life, high capacity battery to operate in all Invisible Fence brand collar receivers including the R21, R22, R51 and Mircolite. The typical Invisible Fence brand collar will use 4 Power Caps per year. If purchased individually at a cost of $19 for a single Invisible Fence brand battery thatís $80 per year, per dog.Lasts up to 20 days on a 4 hour charge
Recharges up to 500 times for a 20 year life expectancy
The Impi EcoCap charging station comes with one EcoCap and a charging base capable of charging 2 EcoCaps. Depending on how frequently the dog tests the fence the EcoCap will operate for up to 20 days on a 4 hour charge and has been fully tested to cycle upwards of 500 times. At this rate the EcoCap will power an Invisible Fence collar receiver for up to 20 years! See the savings chart below to learn how much you are throwing away each year on batteries for your Invisible Fence dog fence system.