By Mary Kekatos Health Reporter For Dailymail.com
Published: 22:04 GMT, 14 March 2019 | Updated: 22:04 GMT, 14 March 2019
Thousands of heated performance socks have been recalled over fears they might burn people and cause fires.
The Mobile Warming Performance Heated Socks are designed for fitness buffs so they can keep warm while participating in outdoor activities in the winter.
But Tech Gear 5.7 says the lithium-ion battery in the socks can overheat, melt or ignite if it's charged with a charger other than the one provided.
The company has received four reports of batteries overheating, melting or igniting. In two instances, there was minor property damage and, in the other instances, the battery case melted.
However, no injuries have been reported from the 4,000 recalled units, according to a press release from the US Consumer Product Safety