Features: Equipped with 8+1 lights multiple brightness can be adjusted you can choose the suitable one as real situation. The diameter of inspection is 8mm0.3inch which easily get through extremely narrow places and reach dead corners. It can be used for sewer auto pipeline air conditioner and so on. With waterproof high definition dual and 4.3 display screen features. With IP68 waterproof function it can probe the situation underwater such as sewer and water tank. It is equipped with 2600mAh large capacity rechargeable battery standby time up to 3-5 hours. Specifications: Material: ABS Color: Black Power Supply: 1 * 5.2V 2600mAh Lithium Battery Waterproof Grade: IP68 Focal Length: 4-500cm Length of Line: 5m / 16ft Diameter of : 8mm / 0.3in Package Size: 19.5 * 18 * 6cm / 7.7 * 7 * 2.4in Package Weight: 723g / 1.6lb Package List: 1 * Industrial