victron-ble expose the following from my SmartSolar 100/20:
{'battery_charging_current': -0.2, 'battery_voltage': 25.13, 'charge_state': 'bulk', 'charger_error': 'no_error', 'external_device_load': 0.4, 'model_name': 'SmartSolar Charger MPPT 100/20 48V', 'solar_power': 10, 'yield_today': 170}
The app display more information e.g.: the solarpanel voltage/current see:

victron-ble expose the following from my SmartSolar 100/20:
{'battery_charging_current': -0.2, 'battery_voltage': 25.13, 'charge_state': 'bulk', 'charger_error': 'no_error', 'external_device_load': 0.4, 'model_name': 'SmartSolar Charger MPPT 100/20 48V', 'solar_power': 10, 'yield_today': 170}The app display more information e.g.: the solarpanel voltage/current see: