TELESION via Amazon has NIDAGE WiFi 5.5mm Wireless Endoscope for $25.09 with free shipping, you can save $10.81 at checkout. Sale ends in 2 hours.
- It is only 5.5mm (0.21 inches), which can directly access to narrow dark places for nondestructive testing
- It can maximally reach 1920*1080
- 30fps velocity ensures that the images and videos can be watched smoothly in vibration
- Compatible ios and Android