diff --git a/src/main.cpp b/src/main.cpp
index 049f450..e3ab1f6 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -94,7 +94,7 @@ struct blindmodel
   float speedfactorLow=1; //how much position units (mm) per second at pwm=100. speedfactorLow for position at 0
   float speedfactorHigh=1; //speedfactorHigh for position at 1000 mm. gets extrapolated above
 
-  float speedfactor_factor_updirection=1; //when moving up, how much to change the estimated position change (speed). when going slower in up direction, choose value below 1.0
+  float speedfactor_factor_updirection=1.0; //when moving up, how much to change the estimated position change (speed). when going slower in up direction, choose value below 1.0
 
   int sense_clear_lower; //adc value lower limit for clear part. clear is around 70
   int sense_clear_upper; //adc value upper limit for clear part
@@ -212,7 +212,7 @@ void setup() {
   blind1.sense_end_upper=1024;
   blind1.speedfactorLow=28.7;
   blind1.speedfactorHigh=25.3;
-  blind1.speedfactor_factor_updirection=0.97; //down: 2306mm in 94s ,up: 97s
+  blind1.speedfactor_factor_updirection=0.80; //down: 2306mm in 94s ,up: 97s
   blind1.start_first_clear=27;
   blind1.simulated_acc_dec=-120;
   blind1.simulated_acc_inc=200;
@@ -231,7 +231,7 @@ void setup() {
   blind2.sense_end_upper=1024;
   blind2.speedfactorLow=27.6;
   blind2.speedfactorHigh=23.5;
-  blind2.speedfactor_factor_updirection=0.97;
+  blind2.speedfactor_factor_updirection=0.8;
   blind2.start_first_clear=27;
   blind2.simulated_acc_dec=-120;
   blind2.simulated_acc_inc=200;
@@ -280,11 +280,17 @@ void loopHandler() {
   
 
   //Manual movement by button
+  //TODO: button handler. long press both, double press. etc.
+  //hold button down at startup for failsafe mode (manual drive by button press. ignore sensors)
+  //normal operation: Hold button for 5sec - reset & find end
+  //                  tap button once - drive up until pressed again
+  //                  tap button twice - drive down until pressed again (for left and right blind resp.)
   manualMoveHandler(button1, blind1);
   manualMoveHandler(button2, blind2);
 
 
 
+
   //Read sensor/encoder
   if (millis() > last_sensor_read + SENSOR_READ_INTERVAL/2) {
     int rawsensorvalue=analogRead(PIN_SENSE);