Duke Height Measuring Device for Children Baby Electronic Ruler Laser Distance Meter Home High Precision HM1

Eight thoughtful functions to witness every growth moment

Dual-mode operation for height and laser distance measurement with one-button switching

Human body optimized algorithm for precise recording

Up to 50 meters range with millimeter precision and fast measurement speed

No need to stand against a wall; innovative top-head placement for easy single-person operation

Integration with Mi Home app for smart data management and cloud storage

Supports multiple user profiles with independent growth records

Automatic generation of monthly and yearly growth trend curves

Scientific growth evaluation based on national growth standards

Visualized growth curves and height change tracking anytime

Large high-definition display with clear readings under various lighting conditions

Multiple unit switching for global usability

Child-friendly design inspired by "Little Monster" to reduce resistance to measurement

Type-C charging port compatible with common phone chargers

Built-in high-performance rechargeable lithium battery (3.7V, 450mAh) with long battery life

Suitable for family height management, child growth tracking, and home space planning

1. Power on by short pressing the power button

2. Place device vertically on the ground for calibration

3. Position device vertically on the person’s head

4. Short press measurement button to display height immediately

5. Calibrate regularly to maintain data consistency, preferably at the same location

Accurate height measurement for children and adults without wall support

Laser distance measurement for home renovation and space planning

Growth data synchronization and management via Mi Home app

Family health and growth tracking with personalized profiles