Fangrui Product Details 1. Flame Retardant Plastic Material Shell, With Better Combustion And Heating Effect, Safe And Reliable, Small Size, Exquisite And Beautiful Appearance 2. Organic Silicone Sealing Technology Provides Waterproof, Moisture-proof, Dustproof, And Earthquake Resistant Protection, Suitable For Use In Various Harsh Environments 3. Synchronous Rectification Technology, Ultra-high Conversion Efficiency, Up To , Low Heat Generation, Sufficient Power, Stable State 4. Equipped With Automatic Boost And Buck Functions To Stabilize The Voltage And Ensure The Normal Operation Of The Protective Equipment 5. Can Only Protect, Compatible With Multiple Functions, With Automatic Protection Functions Such As Overcurrent, Overvoltage, Overheating, Short Circuit, Etc Conversion Efficiency: Input Voltage: 8v-40v Output Voltage: Dc 12v Output Current: 6a Output Power: 72w Module Nature: Non Isolated Power Supply Working Temperature: -20 80 Protection Level: Ip68 Installation Hole Spacing: 65mm Installation Hole Size: