General Information Manufacturer Velleman Part Number VM142 Product Type DIY Electronic Project California Residents Proposition 65 Warning Miscellaneous Features 9 free programmable I/Os (4 in-, 5 outputs) PIC16F630 microcontroller from Microchip® on-board LED indication for power supply and relay output 1 free programmable LED indication On-board mini buzzer for audible signals On-board ICSP connector for programming PIC™ programmer supports PIC16F630 Specifications Power supply: 12V DC (unregulated) / 100mA 4 inputs (voltage sensing inputs) Input signal voltage: 5 - 24VDC, @ 4K7 4 NPN transistor outputs (open-collector, sink outputs).: Transistor output current: max. 100mA each Direct 12V relay drive possible (no need for protection diode) 1 relay output with NO/NC contact (2A) MCU speed: fixed 4MHz internal oscillator Dimensions: 3.15 x 2.75 x 0.98" Item Weight 3 ounces