ZMR GPS Speed Detector Speedometer Built-in LiPo Battery for RC Model Airplane

ZMR GPS Speed Detector Speedometer Builtin LiPo Battery for RC Model AirplaneOverviewThe product is based on GPS module data mainly used for outdoor moving objects piggybacked speed measurement wide range of application scenarios simple operation easy to useSpecificationsBrand Name ZMRItem Name GPS Speed Detector SpeedometerSize 67x33x21mmWeight 435gFeatures1 This product has builtin 150mAh lithium battery full charge can be used continuously for 4 hours2 This product can provide you with the following data The fastest speed data will be locked Realtime speed realtime update The number of GPS satellites The number of GPS messagesUse Method1 The speedometer placed in the test object installed firmly GPS module up and can not have metal objects to block turn on the power switch wait for the GPS star search when the number of satellites reached 7 or more that can start speed measurement When the number of satellites reaches 7 or more you can start to measure the speed The first time you search for a new place you need to wait for more than 3 minutes The more the number of satellites the more accurate the test data2 The product is equipped with typec charging interface red light on when charging blue light on when fully charged3 About the use of the reset button There are two methods of data reset as followsThis product does not have data storage function when the second speed measurement need to reset the data based on the characteristics of the GPS will appear data drift and other phenomena the data will not be zero after clearing in addition to the device began to work after the power on the instantaneous movement will also lead to changes in data After the speed measurement please turn off the computer and wait for about 1 minute wait for the data to become single digits then you can measure the speed again After the speed measurement first turn off the computer short press the reset button several times then turn on the computer wait for the data to become single digits that is you can test the speed againPackage Included1x ZMR GPS Speed Detector Speedometer