Contact lubricant and protectant for metal surfaces. Oxidation and corrosion deterent. Improves conductivity, maintains optimum signal quality. DeoxIT Shield also reduces wear and abrasion, arcing, RFI and intermittent connections and improves connector performance/reliability. Ideal for severe environments. On oxidized surfaces, pre-treat with DeoxITr D-Series contact cleaner. Temperature range: -34C to +210C.