Technical requirement: 1. Material: 52# Lampshade: high borosilicate glass; Sealing ring: imported silica gel, temperature resistance 250 Lamp housing: SUS201; Lamp holder: ceramic; Lightboard: 1.0 ceramic board, COB DC 12V; Wire: UL1332 24AWG; 2. Input Voltage: DC 12V; Color temperature: 3600-4100K; 3. Working environment: suitable for 250 steam oven