Working principle: power induction lock
Can be set to kilometers KM/H and miles MPH
7 color backlight
the biometric fingerprint reader is equipped with cash scanning technology to make your fingerprints match faster and faster
Support multiple fast charging protocols
KS007A Titanium Alloy Whistle Dual Tube High Frequency Motion Survival Whistle(Stonewash) VEGGIEG Working principle: power induction lock1. Double tube burst sound design, high frequency penetration, up to 120 dB, wide range of coverage 2. One piece molding, no ball design, with water dust can also blow loud 3. Titanium alloy material, waterproof and corrosion resistant, beautiful and textured 4. Top small hole design, can wear lanyard keychain, lightweight and portable 5. Exquisite rounded corners, comfortable to the touch 6. Applicable scenes: outdoor distress, warning, training,