Condition: 100% New Item Type: Single Axis Tilt Angle Sensor Module Color: As Pictures Shown Material: PCB Working Voltage: DC 5V Adjustment Accuracy: 1 Module Interface (4-wire system): VCC External 5V voltage GND External GND DO1 left-tilted TTL level output port, directly connected to the IO port of the single-chip microcomputer, which is the threshold signal; DO1 right-tilted TTL level output port, directly connected to the IO port of the single-chip microcomputer, which is the threshold signal; VO is the voltage signal corresponding to the angle conversion, the output is an analog voltage value, [0-180 corresponding to 0.5-4.5V] can be connected to the input port of the single-chip computer with AD 1With mounting holes, which is very convenient for fixed installation, no more time wasting. 2Made of high quality PCB material, which makes it have stable function and not easy to break. 3With compact size, very easy to carry and store, easy to use, no complicated steps. 4If there is a tilt, it will alarm, the left tilt will not alarm if it exceeds 90 degrees, and the right tilt will not alarm if it is below 90 degrees. 5Durable, not easy to damage, do not need frequent replacement, very convenient.1 x TiltSensorModule