Charger (IP65, 12 V/4 A). Weatherproof battery charger, protected against splashes, dust, and chemicals according to IP65. Bluetooth-enabled for setup and configuration, displaying voltage and current. Automatic power supply function. Powerful even in extreme cold down to -30 °C. Seven-stage intelligent charging algorithm. Function for recovering a deeply discharged "dead" battery. Reanimation of batteries. Unlike other devices, the Blue Smart IP65 will attempt to recharge a deeply discharged battery by applying a weak charging current. Normal charging operation will resume once sufficient voltage is present between the battery terminals. Check the status of your battery remotely. Thanks to the Bluetooth transmitter, the status of the charger and battery can be monitored on a smartphone or computer. All settings of the charger can be configured using the VictronConnect app. Since the charger comes with both crocodile clips and M8 cable lugs, connecting it to the battery is very easy. You can choose to keep the device connected at all times.