1.removable&replaceable 2.waterproof 3.scratch resistant 4.night vision 5.take photo & video 1.Snake tube can be chosen flexiblyQBH6601 lens dia.:8mm,0.3M pixel tube:5.8mm*length650mmQBH6602 lens dia.:9mm,0.3M pixel tube:7.8mm*length650mmQBH6603 lens dia.:12mm,1.3M pixel tube:9.3mm*length650mm2.Snake tube removable and replaceable3.Take photo and video4.LED light source adjustable(ON/OFF,UP/DOWN) ...