This is the Rydeen CM-CKH5 Keyhole Camera.

This camera is designed to be mounted in an existing keyhole or can be drilled in to mount. It is a great addition to any vehicle and is universal.

Universal Surface Mount Camera – HD CMOS IV NightVision Technology

• Easy Install Surface Mount Camera with HD CMOS IV Sensor & NightVision™ Technology 
• Hole Saw Included 
• Selectable Side View Guideline On/Off
• Aluminum Alloy Metal Housing 
• Resolution (TV LINES): 480
• Minimum illumination: <0.3Lux
• Angle: 150°
• Working Voltage: 9-16V
• Operating Temp: -22-+176°F
• Water-proof: IP67-IP68
• Dimensions: L(1.18)xW(0.75)xH(1.34) inch 
• Video System: NTSC (Color)
• Image: Mirror / Standard Selectable
• Body Color: Black (B)