eatures:DC Motor Speed Regulator controls the speed of a DC motor by adjusting Pulse-Width-Modulated.The product is suitable for self-recovery fuse, the current is too large and automatically disconnects,and the fuse is automatically restored after cooling. Potentiometer with switch function.Operati..
1. Electrical parameter measurement function (voltage, current, active power, energy, frequency, power factor)2. Overload alarm function (over power alarm threshold, backlight and power flashing to alarm)3. Power alarm threshold preset function (can set power alarm threshold)4. The energy can be res..
Functional DescriptionThe QTR-8RC reflectance sensor array is intended as a line sensor, but it can be used as a general-purpose proximity or reflectance sensor. The module is a convenient carrier for eight IR emitter and receiver (phototransistor) pairs evenly spaced at intervals of 0.375" (9.525&n..
This is an R305 Fingerprint Identification Module with a TTL UART interface for direct connections to microcontroller UART or to PC through MAX232 / USB-Serial adapter.The user can store the fingerprint data in the module and can configure it in 1:1 or 1: N mode for identifying the person. The FP mo..
R307 Fingerprint Identification Module Sensor with Cable 15cmFeatures:Integrated image collecting and algorithm chip together, ALL-in-One.Fingerprint reader can conduct secondary development, can be embedded into a variety of end products.Users can conduct secondary development, can be embedded into..
Raindrops Detection Sensor Module for arduinoProduct description1. PCB Board Dimension: 3.2cmX1.4cm2. Voltage: 3.3V~5V3. The output in the form: digital switching outputs (0 and 1) and analog AO voltage output4. The comparator output, signal clean, good wave..