The heated sleeping bag features a single illuminated button for ease of use and multiple drawcords to help keep the heat in. There is a double-sided zipper for multiple ventilation options. It is easy to connect with the USB interface. You can pre-heat your sleeping bag or adjust it through the night.
FEATURES:
Ergonomically designed to increase heat retention.
Water-repellent exterior.
Breathable interior lining material.
3 adjustable heat pads in neck, waist, and feet areas.