Large 3.7. If some of the button can't be pressed to work , you could try to re-plug the TF card in the card slot. Attention: 'SDCard' must be install before you can acess 'mode' operation
Slim 0.32 in/8.2 mm. camera head with 6 pcs of adjustable LEDs
Flexible, portable, easy to operate and stable performance
IP67 waterproof probe and camera head
Ideal for industrial such as automotive, electrical, plumbing, heating, ventilation, air conditioning, refrigeration and general home inspection, building and home construction, aviation, vehicles maintenance

Technical Details

Size (LWH): 13.9 inches, 11 inches, 3 inches
Product Details
Product Dimensions: 13.9 x 11 x 3 inches
Shipping Weight: 3.15 pounds (View shipping rates and policies)
ASIN : B00XN1H6HI