Adjustable head strap for first-person (POV) filming

Packing list: product + 1

a rechargeable 1200mAh battery

[Size] The longest is about 19CM and the widest is about 10

M009 Contrast Color Smiley Dark Coffee

IP68 Waterproof Heart Rate Daily-use Smartwatch Foot Adjustable head strap for first-personScreen size: 1. 3 inches Interface: magnetic absorption Camera: none Body memory: 32M+32M Screen material: capacitive, fully fit touch screen Wear mode: wristband style Note: It just provides relatively continuous readings and should not be treated as a replacement for an original measuring device. Not recommended for chronic patients. Please avoid using fast charging (5G) adapters, multi plug extensions, beds, or soft surfaces, as these setups