... camera CCTV system installation and maintenance CCTV TesterPRO 3.5TFT-LCD Monitor DC12V 1A power output for ... , PELCO-P, PELCO-D, SAMSUNG etc. Lithium Ion Polymer Battery (3.7V DC3000mAh). The device employs advanced power control ... 0V Range, 1mV resolutionCapacitor6600pF~66,000μF auto/manual rangePOWERPower AdapterDC5V, 2ABatteryBuilt-in 3.7V Lithium polymer battery ,3000mAhRechargeableAfter charging 3 ...