The Cheetah Rechargeable LED headlights are perfect for night time work or working in dark enviroments. They use a LED single beam that illuminates up to 100 metres and features an adjustable head strap for comfort. They have a long-lasting battery that can be recharged. They have a 4400mah battery that can be recharged and last up to 24 hours on low beam and has a 5 hour battery life on high beam. Ideal for lambing and calving.