The BU-19 camera is the best spy camera for low light sensitivity.
With a minimum illumination of 0.005 Lux / 30 IRE @ F1.2, it will record in light conditions where the other cameras only produce a dark image. This camera is compatible with NTSC and PAL video systems, as well as DVRs: PV-500L4i, PV-500ECO2, PV-1000EVO3. Its SONY SUPER HAD CCD series 1/3 "high performance sensor, allowing a resolution of 700 TV lines.
Miniature size achieved with advanced small circuit technology, making it smaller than the 1/4 CCD sensor.
Models: BU-19 (NTSC) and BU-19 (PAL)
Video System: NTSC & PAL
NTSC picture element: (H) 976x (V) 494 / PAL: (H) 976x (V) 582
Resolution: (H) 700 television lines
CCD image sensor: SONY 1/3 '' 960H HAD II CCD
Ratio S / N: More than 54dB (AGC off)
MIN Illumination: 0.005 Lux @ F1.2 (50IRE)
Electronic shutter: NTSC: 1/60 to 1/100 000; PAL: 1/50 ~ 1/100 000
Video output: 1.0V p-p Composite at 75 ohms
Audio Output: 2Vp-p (MAX) 10KHz Ohms Impedance
MIC sensitivity: Yes
Focal distance: 4.3 mm
Angle of view: 78 degrees
Supply voltage: DC 5V +/- 0.5V
Supply current: 180 mA
Dimension (including lens): 22 (l) x12 (h) x22 (w)