ESL :

Multiple size available
Fully Graphic / Three bold colors / Full two way communication / Long life , changable batteries
 

1.5 inch

Colors : Red , Black, White
Display: 27mm*27mm
Battery: lasts 4 years with up to 3 updates per day .
 

2.13 inch

Colors : Red , Black, White
Display: 23.71mm*48.55mm
Battery: lasts 4 years with up to 3 updates per day .
 

2.9 inch

Colors : Red , Black, White
Display: 29.06mm*66.9mm
Battery: lasts 4 years with up to 3 updates per day .
 

4.2 inch

Colors : Red , Black, White
Display: 84.8mm*63.6mm
Battery: lasts 4 years with up to 3 updates per day .
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