time clocks that calculate hours

module for Arduino​ DS1302 Real Time Clock Module With Cr2032 Battery Specifications: - DS1302 main performance index - The real time clock has the ab...

Time Clocks this Ribbon works with Simplex 1404 - Simplex Heritage Calculating Totalizer Time Clock Simplex 1405-9101 - Simplex Consecutive Totalizing...

Simple 22" Yellow Led Clock Display / 24 Hour Digital Wall Clock Application BST 22inch Yellow color outdoor LED clock can automatically adjust t...

MCP79400-ISN Electronic components Real Time Clock I2C GP RTCC 64B SRAM ID Backup Switching Timekeeping Features • Real-Time Clock/Calendar (RTCC): - ...

ISL1208IB8Z-TK Real Time Clock (RTC) IC Clock/Calendar 2B I²C 2-Wire Serial 8-SOIC The ISL1208 device is a low power real time clock with timing and c...

Employee Fingerprint Time Clocks For Small Business , 3 Inch TFT Color Screen Features: 1. The 3000T-C fingerprint time attendance offers a composite ...

Movement series for specialty clocks Movement available Size for clock diameters (m) materials Drive mode Suitable for For tower building clock with t...

Quick Detail: Real time clock module(SERIAL-INTERFACE REAL TIME CLOCK MODULE WITH SRAM) Description: Real time clock module(SERIAL-INTERFACE REAL TIME...

DS1307ZN Real Time Clock (RTC) IC Clock/Calendar 56B I²C, 2-Wire Serial 8-SOIC FEATURES Real time clock counts seconds, minutes, hours, date of the mo...

2.8 Inch WiFi Biometric Fingerprint Time Clock Free Cloud Software Free Cloud Software WiFi Fingerprint Time Attendance with SDK Fingerprint Time Atte...

DS1307 64 x 8, Serial, I2 C Real-Time Clock GENERAL DESCRIPTION The DS1307 serial real-time clock (RTC) is a low-power, full binary-coded decimal (BCD...

DS1307 64 x 8, Serial, I2 C Real-Time Clock GENERAL DESCRIPTION The DS1307 serial real-time clock (RTC) is a low-power, full binary-coded decimal (BCD...

M41T62LC6F Electronic Integrated Alarm, Calendar, Clock, Timer Interrupt 1. Features Serial real-time clock (RTC) with alarm functions – 400kHz I²C se...

Real Time Clock Chip M41T81SM6F YY-MM-DD-dd 2.7V to 5.5V SOIC-8 Features ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, da...

Silica Gel Fitness Step Tracker Wristband Customized Wearable Break Time Clock Buzzer Product name pedometer Step counter up to 999999 Calorie burnt c...

product name Factory Wholesale Table Clock Home Cooking Timer Sandwatch 1 hour Antique Home Decoration Brass Hourglass 1 Hour Sand Timer MOQ 100pcs we...

Product Description Descriptions: The time attendance system, XM218, is a brand new product made by Ximi Technology in year 2010. It is the perfect so...

Specifications: 1)Operating voltage: 110VAC,220VAC 2)Voltage tolerance: 90-121VAC, 200-264VAC 3)Frequency: 50/60Hz, common use 4)Time precision: synch...

vintage alarm clock with timer, Azan Clock,silica gel alarmclock; Islamic High Class Prayer Time Azan Clock with TF Card 8 GB Complete azan for all Pr...