... 8) Power Source: Internal Rechargeable 280 mAh Battery 9) 100V~250V AC USB charger included, USB ... Control: 3V/1mA eletricity support, utility time of battery is about 2 years, 12)Hidden camera capacity ... 8) Power Source: Internal Rechargeable 280 mAh Battery 9) 100V~250V AC USB charger included, USB ... Control: 3V/1mA eletricity support, utility time of battery is about 2 years, 12)Hidden camera capacity ...