Screen size: 1.3 inches
Interface: USB 2.0
Screen material: zinc alloy, PC+glass fiber
Wireless distance: 5m (inclusive) -10m (inclusive)
Battery capacity: 360 mA
Product size: 270mm*22mm*15mm
Screen resolution: 240*240dpi
Wristband material: silicone
Body memory: 128MB+64MB 
