
Psychologists Find Smiling Makes People Feel Happier
Smiling makes people feel happier, according to a new paper published in Psychological Bulletin. Smiling really can make people feel happier, according to research by a...
2inch/52mm Universal Car Motor LED Tachometer Tacho Gauge Meter 0-8000 RPM 12V. Numbers and pointer clearly show the RPM. Unit: RPM. Power: 12V DC, Max. Blue LED light for easy reading in the darkness. Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.. Condition:: New: Brand: : Unbranded , * Power:: : 12V DC, Max. 0.3A: Manufacturer Part Number: : Does Not Apply , * Color:: : Silver(as pictures show): * Unit:: : RPM , Package contents:: : 1* Tachometer: Measurement range:: : 0~8000RPM , UPC: : Does not apply , 。