Optical sensors (67) Ambient light sensors (46) Resistors (35) LED light guide tube accessories (31) Real Time Clock ICs (29) Pushbutton Switches (20) Development board kit (18) Analog-to-digital conversion ICs (14) LED display modules (13) Other modules (10) OLED display modules (6) Voltage reference ICs (5) D-Sub connector accessories (4) DC-DC ICs (4) Optical couplers (4) Precision op amps (3) DC-DC power modules (3) Sensor modules (3) Data cables and signal cables (3) Interface specialized ICs (2) Power Management ICs (PMIC) (2) Infrared transmitters (2) CPLD-FPGA ICs (1) Security (encryption) ICs (1) Isolation ICs (1) Amplifiers (1) Screwdriver/tweezers/wrench tools (1) Rack cabinet (1) Linear voltage regulator ICs LDO (1) LEDUPS and other types of power modules (1) Image sensors (1) Digital-to-analog conversion ICs (1) Electronic wire connection lines (1)