Pulsar IPS 7 Battery Pack (PL79166) is designed for use with Pulsar's Trail, Helion, Accolade, Digisight Ultra, and Forward F optics, offering extended runtime and reliable performance in the field. Battery type: Lithium-ion Output voltage: 5 V Rated charge current: 1.3 A Designed to power: Digisight Ultra / Forward / Helion / Trail product lines Battery life: 10–13 hours (with Helion), approx. 5 hours with other devices Operating temperature: -4 to 140 °F / -20 to 60 °C Pulsar IPS 7 Battery Pack PL79166