... , PELCO-P, PELCO-D, SAMSUNG etc. Lithium Ion Polymer Battery (3.7V DC3000mAh). The device employs advanced power control ... .6mA, 66mA, 660mA, 10A Manual rangingResistor660, 6.6K, 66K, 660K, 6.6M, 66MΩ auto/manual rangeContinuityBuilt-in buzzer ... auto/manual rangePOWERPower AdapterDC5V, 2ABatteryBuilt-in 3.7V Lithium polymer battery ,3000mAhRechargeableAfter charging 3-4 hour, working time lasts 12 ...