COMFORT+ // Rav4
COMFORT+ is the entry level package which includes the Battery Trickle Charger and Bluetooth Hub. Keep your battery optimally charged even when you're parked for extended periods of time. By pairing the Trickle Charger unit with the Bluetooth Hub, the Trickle Charger unit can be used to control and schedule the Block Heater through the Toyota COMFORT+ App. *For vehicles already equipped with Engine Block Heater. Block Heater is required if not already installed.