Product characteristics: 1: automatic alarm function 2: monochrome color display. 3: the acceleration sensor 4: a key operation (simpler operation) 5: appearance (with anti abrasion process, improve wear resistance, safety and environmental protection, this small volume, light weight, convenient but) 6: the ability to resist interference from ambient light (reducing the influence of ambient light in the use of automatic brightness adjustment can be clearly observed and measured results) Specification: Battery:AAAx2(Not include) -Package includes: -1 x fingertip -1 x English manual
Trustpilot
4 days ago
1 month ago