Lenz Lithium Pack rcB 1200 Footwear One serving of Superfuel gives

One serving of Superfuel gives you 400 calories

the Expedition Global should be your choice

The long extension cord from Silva gives you the option to carry the battery close to your body

The tights also feature an elastic waistband with adjustable inner drawcord for optimal fit and a small zip pocket at back yoke for safe storage of keys

Lenz Lithium Pack rcB 1200 Footwear One serving of Superfuel givesThe Lenz Body heat system protects the body from cooling down in key areas. The lithium pack rcB 1200 can be used to operate Lenz heated socks, heated vest, heated bandage, heated gloves and the LED system. The batteries are simply fixed in place with press studs. The compact lithium packs warm the body where the body is particularly vulnerable to cold. The heating power can be controlled directly on the lithium pack or via the free smartphone app.