Catalog > Consumer Electronics > Kits > Various Kits Battery Over Discharge Protection Module Battery Over Discharge Protection Module HKD TM1638 8 DIG LED DISP 5 WIRE XH-M609 Battery Over Discharge Protection Module (Low Battery Cutout). 12-36VDC 64.43 ZAR inc for 1 Each 11 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview 8 Bits, 8 keys, 8 LEDs, 8 digital tubes, common cathode LED digital tube. With TM1638 Chip, this module gather more than three common SCM peripheral circuits. The advantage is only three IO ports will be occupied when it drives. SCM doesn't need to work for scaning display and key scaning. It only need to read the relevant register to send display data or test button so it save MCU resources effectively. Keys are sensitive and display effectively. Features Size:75mmx48mm/2.95"x1.89"(inch) (approx) The rated voltage: DC12V Voltage range: DC7.0 V-13.6 V The input power: 0.24 A The rated speed: 9500 R.P.M Temperature range:-10 - 70 ° C Specifications 8 Bits, 8 keys, 8 LEDs, 8 digital tubes, common cathode LED digital tube. TM1638 Chip, this module gathers more than three common SCM peripheral circuits. The advantage is only three IO ports will be occupied when it drives. SCM does not need to work for scanning display and key scanning. Only needs to read the relevant register to send display data or test button so it saves MCU resources effectively. Keys are sensitive and the display is effective. Downloads Datasheet - TM1638 PDF File 1.04 MB