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diff --git a/tools/esp8266/DollaTek_NRF24L01_Case/case.scad b/tools/esp8266/DollaTek_NRF24L01_Case/case.scad
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--- /dev/null
+++ b/tools/esp8266/DollaTek_NRF24L01_Case/case.scad
@@ -0,0 +1,283 @@
+$fn=100;
+
+
+
+
+translate([-w/2-10,0,d+bpt+tpt])
+rotate(a=180, v=[0,1,0])
+box_top();
+translate([w/2+10,0,0])
+box_bottom();
+             
+
+//*************************************************//
+//PARAMETERS
+//*************************************************//
+//BOX
+//--------------------------------------------------
+//inner box width + tolerances
+w=90;
+//inner box length + tolerances
+h=30;
+//inner box depth 
+d=35;
+//wall tickness
+wt=3;
+//bottom plate tickness
+bpt=3;
+//top plate tickness
+tpt=3;
+//top cutout depth
+cd=5;
+//top cutout tickness
+cwt=1.5;
+//--------------------------------------------------
+//BOARD MOUNTING HOLES
+//--------------------------------------------------
+//position
+cx=0;
+cy=0;
+//holes size (radius)
+chs_i=1.5;
+chs_o=4;
+//distancer height
+dsth=3;
+//holes distance h
+chd_h=90;
+//holes distance v
+chd_v=90;
+//--------------------------------------------------
+//TOP PART MOUNTING HOLES
+//--------------------------------------------------
+//position
+cx1=0;
+cy1=0;
+//holes size (radius)
+chs_i1=1.6;
+chs_o1=3;
+//holes distance h
+chd_h1=h-2*chs_i1-2;
+//holes distance v
+chd_v1=w-2*chs_i1-2;
+//*************************************************//
+//*************************************************//
+//MODULES
+//*************************************************//
+
+//top box part          
+module box_top()
+{
+        difference()
+        {
+            union()
+            {
+                difference()
+                {
+                    translate([ 0, 0, d+bpt-cd-0.2])     
+                    rounded_cube( w+2*wt, h+2*wt, tpt+cd+0.2, 6);
+                    
+                    translate([ 0, 0,  d+bpt-cd-1])
+                    rounded_cube( w+2*cwt+0.3, h+2*cwt+0.3, cd+1, 4);
+                }
+                /*************************/
+                
+                //add here...
+                
+                /*************************/
+            }
+            //TOP PART HOLES
+            //tph_t_cut();
+            /*************************/
+            
+            //subtract here... 
+            
+            /*************************/ 
+        }
+}
+//bottom box
+module box_bottom()
+{
+    difference()
+    {
+        union()
+        {
+            difference()
+            {
+                rounded_cube( w+2*wt, h+2*wt, d+bpt, 6);
+                
+                translate([ 0, 0, -cd])
+                difference()
+                {
+                    translate([ 0, 0,  d+bpt])
+                    rounded_cube( w+2*wt+1, h+2*wt+1, cd+1, 4);
+
+                    translate([ 0, 0,  d+bpt-1])
+                    rounded_cube( w+2*cwt, h+2*cwt, cd+3, 4);
+                }
+                translate([ 0, 0, bpt])
+                rounded_cube( w, h, d+bpt, 4);
+            }
+            //BOARD DISTANCER
+            //board_distancer();
+            //TOP PLATE DISTANCER
+            //top_distancer();
+            /*************************/
+
+            
+            
+            /*************************/
+        }
+        
+        //BOARD HOLES
+        //bh_cut();
+        //TOP PART HOLES
+        //tph_b_cut();
+        /*************************/
+        
+        //subtract here...
+                    
+            translate([25, 0, 14])
+            rotate([0,90,0])   
+            cylinder(r=3.5,h=40);
+
+            translate([-48, 0, 7])
+            cube( [10, 10, 5], true);
+            
+        /*************************/
+  
+    }
+}
+
+/****************************************************/
+module board_distancer()
+{
+    translate([cx,cy,0])
+    {              
+        translate([+chd_h/2,chd_v/2,0])
+        cylinder(r=chs_o,h=bpt+dsth);
+        translate([-chd_h/2,chd_v/2,0])
+        cylinder(r=chs_o,h=bpt+dsth);
+        translate([+chd_h/2,-chd_v/2,0])
+        cylinder(r=chs_o,h=bpt+dsth);
+        translate([-chd_h/2,-chd_v/2,0])
+        cylinder(r=chs_o,h=bpt+dsth);
+    }
+}
+module top_distancer()
+{
+    translate([cx1,cy1,0])
+    {
+        translate([-chd_v1/2, chd_h1/2, 0])   
+        cylinder(r=chs_o1,h=d+bpt);
+        translate([-chd_v1/2, -chd_h1/2, 0])   
+        cylinder(r=chs_o1,h=d+bpt);
+        translate([chd_v1/2, chd_h1/2, 0])   
+        cylinder(r=chs_o1,h=d+bpt);
+        translate([chd_v1/2, -chd_h1/2, 0])   
+        cylinder(r=chs_o1,h=d+bpt);
+    }
+}
+module bh_cut()
+{
+    translate([cx,cy,0])
+    {  
+        translate([-chd_h/2,-chd_v/2,-1])
+        cylinder(r=chs_i,h=bpt+dsth+2);
+        translate([+chd_h/2,-chd_v/2,-1])
+        cylinder(r=chs_i,h=bpt+dsth+2);
+        translate([-chd_h/2,chd_v/2,-1])
+        cylinder(r=chs_i,h=bpt+dsth+2);
+        translate([+chd_h/2,chd_v/2,-1])
+        cylinder(r=chs_i,h=bpt+dsth+2);
+        
+        translate([-chd_h/2,-chd_v/2,1.3])
+        fhex(5.5,3);
+        translate([+chd_h/2,-chd_v/2,1.3])
+        fhex(5.5,3);
+        translate([-chd_h/2,chd_v/2,1.3])
+        fhex(5.5,3);
+        translate([+chd_h/2,chd_v/2,1.3])
+        fhex(5.5,3);
+    }
+}
+
+module tph_t_cut()
+{
+    translate([cx1,cy1,0])
+    {
+        translate([-chd_v1/2, chd_h1/2, -2])   
+        cylinder(r=chs_i1,h=d+bpt+tpt+3);
+        translate([chd_v1/2, chd_h1/2, -2])   
+        cylinder(r=chs_i1,h=d+bpt+tpt+3);
+    
+        translate([-chd_v1/2, -chd_h1/2, -2])   
+        cylinder(r=chs_i1,h=d+bpt+tpt+3);
+        translate([chd_v1/2, -chd_h1/2, -2])   
+        cylinder(r=chs_i1,h=d+bpt+tpt+3);
+        
+        translate([-chd_v1/2, chd_h1/2, d+bpt+tpt-1.3]) 
+        fhex(5.5,3);
+        
+        translate([chd_v1/2, chd_h1/2, d+bpt+tpt-1.3])  
+        fhex(5.5,3);
+    
+        translate([-chd_v1/2, -chd_h1/2, d+bpt+tpt-1.3])   
+        fhex(5.5,3);
+        
+        translate([chd_v1/2, -chd_h1/2, d+bpt+tpt-1.3])   
+        fhex(5.5,3);
+    
+    }   
+}
+module tph_b_cut()
+{
+    translate([cx1,cy1,0])
+    {
+        translate([-chd_v1/2, chd_h1/2, -2])   
+        cylinder(r=chs_i1,h=d+bpt+3);
+        translate([chd_v1/2, chd_h1/2, -2])   
+        cylinder(r=chs_i1,h=d+bpt+3);
+    
+        translate([-chd_v1/2, -chd_h1/2, -2])   
+        cylinder(r=chs_i1,h=d+bpt+3);
+        translate([chd_v1/2, -chd_h1/2, -2])   
+        cylinder(r=chs_i1,h=d+bpt+3);
+        
+        translate([-chd_v1/2, chd_h1/2, -1]) 
+        cylinder(r=3,h=4);
+        
+        translate([chd_v1/2, chd_h1/2, -1])  
+        cylinder(r=3,h=4);
+    
+        translate([-chd_v1/2, -chd_h1/2, -1])   
+        cylinder(r=3,h=4);
+        
+        translate([chd_v1/2, -chd_h1/2, -1])   
+        cylinder(r=3,h=4); 
+    
+    }   
+}
+
+
+module rounded_cube( x, y, z, r)
+{
+    translate([-x/2+r,-y/2+r,0])
+    linear_extrude(height=z)
+    minkowski() 
+    {
+        square([x-2*r,y-2*r],true);
+        translate([x/2-r,y/2-r,0])
+        circle(r);
+
+    }
+}
+
+module fhex(wid,height)
+{
+    hull()
+    {
+        cube([wid/1.7,wid,height],center = true);
+        rotate([0,0,120])cube([wid/1.7,wid,height],center = true);
+        rotate([0,0,240])cube([wid/1.7,wid,height],center = true);
+    }
+}
diff --git a/tools/esp8266/DollaTek_NRF24L01_Case/case.stl b/tools/esp8266/DollaTek_NRF24L01_Case/case.stl
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