Xiaomi Smart Laser Measure

1.23-inch LCD screen with Built-in Battery
Uses Class II Lasers with One Button Design
Measuring range: 5 ~ 40 cm
Measurement accuracy: ±3 mm
Minimum display unit: 0.001 m
Connection Bluetooth
Transmission range: 8 meters
Up to 3000 Measurements on a single charge
Auto Power Off at 180s