The Trail 2 LRF includes a progressive autonomous B-Pack power supply consisting of a quick-detach, rechargeable IPS7, 6.4 A-h battery pack designed to deliver up to 8 hrs. of operation. Higher-powered IPS14 battery packs, as well as AA battery cases, also are available and provide a perfect off-the-grid power solution. The IPS7 battery can be found linked below:
https://www.opticsplanet.com/pulsar-pl79166-ips7-3-7v.html