Here is a portable UV-C device to protect yourself against secondary infections We do not use UV-A and UV-B sources. Only UV-C can destroy the coronavirus' DNA. Specifications: Lamp: UV-C lamp 8W with safe coating â?¢ Battery: Rechargeable Li-ion â?¢ Adapter 100-240V, 50-60Hz, 12V 2.0A â?¢ Charging time: Approx. 2 hours â?¢ Operation time: Approx. 3.5 hours â?¢ Warranty: 1 Year â?¢ UV-C lamp life approximately 10,000 hours