Global Safety Certificate: UL(Underwriters Laboratories Inc.) and FCC(Federal Communications Commission)
About us: SAVIOR HEAT has more than 10 years of technology accumulation; integrates R&D, manufacturing and sales to provide better product quality and sales services
Charging Port Type: Female DC jack (3.5mm outer diameter, 1.35mm inner diameter)
Storage guidelines: To avoid excessive discharge, maintain the battery at around 50% of its capacity. Additionally, every six months, ensure it reaches this same halfway point. Keep the battery in a dry indoor setting.