Pulsar PL79162 APS 2 Battery Pack Black 3.7 Volt 2,000 mAh Fits Thermion/Digex/Digex IR

Rechargeable Li-Ion batteries Battery Pack APS2 are designed to be used with digital and thermal riflescopes Pulsar (Thermion, Digex etc.), monoculars Axion (APS3), binoculars Merger (APS3) and to significantly increase their self contained operating time. Only use the charger supplied with the Battery Pack (may not be included). The use of any other charger may irreparably damage the Battery Pack or the charger and may cause fire.