Security and protection Safe products SkDB-002 Solution Ic: Sharp Angle 120degree Working tempperature: -20 to 80 WorkingVoltage: DC12V( + / -10% ) Systerm PAL/ NTCN Waterproof design Casematerials: alloy, shock-proof, wearproof, High-Strength Low-Allow Videoout: RCAjack, 1.0Vp-p, 75ohm