Pulsar APS 3.6V Power 3200 Battery Pack of 1. 6 charge voltage the APS 3 battery pack holds a battery life of up to 4 hours in Axions and 6-8 hours in Thermions. The battery pack is designed to fit the Axion Thermal Monocular and Thermion Thermal Riflescope. Specifications for Pulsar APS 3.6V Power 3200 Battery: Manufacturer: Pulsar Color: Black Finish: Matte Battery Capacity: 3200 mAh 3200Mah Fabric/Material: Plastic Power: 3.7 volts 3.6 volts Battery Type: Li-ion Rechargeable Battery Pack Package Type: Box Battery Quantity: 1 Length: 2.9 in 6.3 in Width: 0.94 in 2.35 in Height: 1.4 in 0.94 in Weight: 0.2 lb 2.1 oz Additional Features: Rechargeable lithium-ion battery3200 mAh capacityDesigned to power Axion Thermion and Digex models Quantity: 1 Features of Pulsar APS 3.6V Power 3200 Battery: Designed to power Axion / Thermion / Digex models Fits Axion Models: Axion XM22 Key Axion XM30 Key & Axion XM30S 4 hours in Axions/ 6-8 in Thermions Operating Temperature: -4 to 140 F / -20 to 60 C Pin type for battery charger: microUSB Battery charge indication: Yes Package Contents: Pulsar APS 3.6V Power 3200 Battery Pulsar APS 3.6V Power 3200 Battery Pack of 1 Pl79161