... synchronization, automatic white balance 20M Waterproof Camera 1. Features:SG- 215 : 1/4" Color Sharp CCD, 0Lux/F1.2, 400TVL, S/ ... distance 30-50m, with 8mm lensSG-115: 1/3" Color Sony CCD, 0Lux/F1.2, 420TVL, S/N>48dB, Auto BLC, Auto AGC ... distance 30-50m, with 8mm lens SG-145: 1/3" Color Sony CCD, 0Lux/F1.2, 540TVL, S/N>52dB, ... RateIP67Power SupplyDC12V, 500mA (IR on). 50M Color CCD Waterproof Camera