hero2 battery

[MatthijsBurgh]

Old battery:

header: 
  seq: 814
  stamp: 
    secs: 1681232938
    nsecs:         0
  frame_id: ''
voltage: 15.880000114440918
temperature: 0.0
current: 34.905601501464844
charge: 34.7327995300293
capacity: 62.15039825439453
design_capacity: 79.34400177001953
percentage: 0.550000011920929
power_supply_status: 1
power_supply_health: 0
power_supply_technology: 2
present: True
cell_voltage: []
cell_temperature: []
location: "hero2"
serial_number: ''

New battery:

header: 
  seq: 1279
  stamp: 
    secs: 1681242143
    nsecs:         0
  frame_id: ''
voltage: 16.615999221801758
temperature: 0.0
current: 12.484800338745117
charge: 64.90080261230469
capacity: 74.87999725341797
design_capacity: 74.87999725341797
percentage: 0.8600000143051147
power_supply_status: 1
power_supply_health: 0
power_supply_technology: 2
present: True
cell_voltage: []
cell_temperature: []
location: "hero2"
serial_number: ''