1.Working Frequency: 2.4Ghz
2.Material: ABS
3. Waterproof level: IPX45
4. Display area: 2.9 inch (diagonal)
5.Technology: E-paper and dot -matrix display.
6.Product size:91 x 42 x 13 mm
7.Weight:49g
8. Visual angle:175°
9. Working temperature: 0~30 ℃
10.Language: no limit
11. Battery Life: CR2450X2(work life >5 years),it can be replaced
12. Performance:Zero power consumption to keep the price information.
13. Display Color:black&white
14.Resolution:296x128
15.Support update online
