The Pulsar APS 5 Battery Pack in black is a high-performance power source designed for compatibility with Pulsar thermal imaging devices such as the Axion XQ and Proton XQ. With a nominal voltage of 3.7 volts and a rated capacity of 4 900 mAh this battery pack provides long-lasting energy for your devices. Its lithium-ion composition ensures reliability and efficiency while the rechargeable feature offers convenience and sustainability. The APS 5 supports USB power delivery fast charging technology allowing for quick and efficient recharges with a USB Type-C cable and power adapter. Included with the battery pack are an APS 5 locking cover a manual and a warranty card. The HazAir compatibility ensures it meets necessary safety standards. This battery pack can be used independently or with a locking cover for enhanced security with Axion XQ LRF XQ and Axion 2 Proton devices. Always use the APS 5 charger supplied with the device or purchased separately for optimal charging performance.