Key Features Rechargeable lithium-ion battery (3.7V, 2,000 mAh capacity) Up to 5 hours runtime on a single charge Fast charging time of approximately 3.5 hours Compatible with Pulsar Thermion, Digex, and Digex IR devices Reliable, reusable power source for night vision and thermal systems Description Interchangeable standard power supplies for Axion (APS3) and Thermion (APS2, APS3) devices. Miniature power elements used in Axion and Thermion models provide sufficient operation time and can be quickly replaced. B-Pack mini batteries can be quickly charged either with included charger station or in the unit connected to USB. Features Designed for Pulsar thermal riflescopes and night vision equipment Compact and lightweight battery design for field use Rechargeable for long-term cost efficiency Micro USB charging interface support Built for consistent performance in outdoor conditions Controlled under U.S. EAR export regulations Specs Battery Type Li-Ion Rated Capacity 2,000 mAh Charging Voltage 3.7 V Battery Charge Indication Yes Charger Port Type Micro USB Body Material Plastic Operating Temperature -20°C to 60°C (-4°F to 140°F) Length 2.3 in (59 mm) Width 0.94 in (24 mm) Height 0.94 in (24 mm) Weight 1.4 oz