Feature: 1. APPLICABLE PIPE SIZE: The camera is suitable for pipes above 18mm without protective cover, and suitable for pipes above 27mm with protective cover. 2. GOOD WATERPROOF: The camera has IP68 waterproof rating, can be used in various water pipes, and is equipped with springs, which can be turned at will. 3. EXCELLENT CAMERA: High definition stainless steel camera, with 17MM diameter, high brightness 6pcs LED light source (adjustable), efficient and durable. 4. MULTIPLE FUNCTION: Equipped with 4.3in display screen and built in 16G memory card, which has video recording function for more convenient viewing. 5. EASY OPERATION: Can be directly powered by 5V mobile power supply, and is equipped with special wire rack and storage bag, convenient to operate. 6. WIDE APPLICATION: Can be used for water supply pipes, air conditioning pipes, cable pipes, etc., suitable for rescue work in small spaces and outdoor adventures, etc. Specification: Item Type: Pipe Endoscope Display Size: 4.3in Material: ABS + Stainless Steel Camera Lamp Beads: 6LED Plug Adapter: 100VAC-240VAC Display (Built in Memory Card) Type: Li ion battery, 18650 model, 8500MAH (Built in battery) Monitor Size: Approx. 13 x 9 x 3cm / 5.1 x 3.5 x 1.2in Use Time at Normal Temperature: 14 hours Detection Line Material: Elastic high strength fiber tube Camera Light Source: With high brightness LED (adjustable) Camera Diameter: Approx. 17mm / 0.7in Camera Material: Stainless Steel Menu Language: Chinese and English Camera Image: Color Monitoring Image: Color Monitor Input Voltage: 12V DC Working Temperature: -20-60℃ Storage Temperature: -30-80℃. Package List: 1 x Endoscope Monitor (Built in 16G Memory Card)1 x Bracket Set with Cable Camera1 x Chinese English Manual1 x Storage Bag1 x Black Hat1 x Camera Cover1 x Screwdriver1 x USB Cable1 x Power Plug Note: 1. Do not use it excessively. When the battery is about to run out, charge it as soon as possible. If it is used excessively, the battery may be damaged and cannot be used again.2. Try not to work the machine when charging, and do not overcharge.