Product description
Dimensions: 42*17.6*8.3mm
Materials: metal + leather
CPU speed: 2.4GHz
Charging method: micro USB
Display size: 0.49-inch OLED screen
Remind vibrating, LED light flashing
Storage temperatures: -40-+45°C
Working temperatures: -20-+45°C
Bluetooth version: 4.0
Button: power button/setting key/volume +/-
Battery capacity: 40mAh lithium-ion polymer battery
Interface: USB port
Standby time: >72 hours
Weight: 18g
Colors: black, brown, dark gray, wine red, blue