ReviewsOvertime Calculations

Aqua Lung I200c Wrist Dive Computer Blue

4 operating modes. Air, Nitrox, Gauge (with run timer), and Free Dive (tracks calculations to allow unrestricted switching between Dive and Free).
User-changeable standard battery and data retention. Uses globally available standard batteries found at supermarkets and drugstores. Maintains settings and calculations between battery changes.
High visibility LED alarm light. For additional diving safety.
Switch between up to 2 Nitrox mixes. Mixes up to 100% O2 with no restriction.

The Sharp EL-2196BL calculator is designed for professional use. It features a large easy-to-read, 12-digit display, and a stylish black cabinet with multicolor buttons..
Extra-large 12-digit display for easy reading..
Fast printing at 3.7 lines per second. Prints in 2 colors..
Features a total of 15 functions. Includes an item counter, built-in grand total and tax calculations, as well as an MU function that includes cost/sell/margin calculations..

4 operating modes. Air, Nitrox, Gauge (with run timer), and Free Dive (tracks calculations to allow unrestricted switching between Dive and Free).
User-changeable standard battery and data retention. Uses globally available standard batteries found at supermarkets and drugstores. Maintains settings and calculations between battery changes.
High visibility LED alarm light. For additional diving safety.
Switch between up to 2 Nitrox mixes. Mixes up to 100% O2 with no restriction.

Easy-to-use design helps you quickly tackle variety of calculations.
Solar-powered construction provides convenient, long-lasting use.
Slide-on hard case allows safe storage and transportation.
144 built-in math functions help simplify calculations. Also includes store/recall, backspace key and more.

MACHINIST-SPECIFIC KEYS let you enter details for the job quickly and effectively without tedious and error-prone long hand calculations.
The dedicated function keys let you scroll through the results to solve your speed and feed calculations for face, end or slot milling plus turning, drilling and boring.
BUILT-IN MATERIALS, PROCESSES AND TOOLS enable machinists to customize calculations specifically for a project without time-consuming drill and thread chart look-ups.
helps with the cutting Angle of drill points, enables you to select your tool based on type of material making for better results, longer tool life and more precise speeds and feeds.
BUILT-IN TABLES save you time from looking up information on distant charts, handbooks or on the internet for your most needed calculations.
20 Common materials, 6 processes and 3 tools are included to handle the math for milling, turning, boring and drilling.
spindle speed (rpm), feed rate (IPM), cut speeds, chip-load. Also solves bolt pattern layouts, 3-wire measurements and more.
EASY TO USE SOLUTIONS help you resolve common challenges faced by pros.
dimensional math and unit conversions including a handy “mils” key, Plus right triangles, angles and trig. Built-in answers provide the recommended ....

RENUS Professional grade scientific calculator,Easily handles 1 and 2 variable statistical calculations, three angle modes(degrees,radians, and grads), and scientific/engineering notation modes,Perfect for High School and College math..
Calculation records can be read ,it will reduce double-counting and improve working efficiency..
2-line,12-digit widescreen HD display support superscripts function,Facilitate our calculations.
AAA battery replaces button batteries,If you need to replace the batterys, just open the battery cover on the back without any tools.(batteries include).
Ergonomically designed hard sliding cover can protects the calculator and also provide a comfortable grip.

Solves time-value-of-money calculations such as annuities, mortgages, leases, savings, and more.
Performs cash-flow analysis for up to 32 uneven cash flows with up to 4-digit frequencies.
Calculates various financial functions: Net Future Value Net present Value Modified Internal Rate of Return Internal Rate of Return Modified Duration Payback Discounted Payback.
The Texas Instruments BAII Plus Professional features an Automatic Power Down (APD) function for extended battery life.
Prompted display guides you through financial calculations showing current variable and label. Ten-digit display.

Be certain with your calculations with Double Check Function.
High-speed ink ribbon printing system to ensure quick and efficient calculations..

Printing calculator offers 12-digit VFD display for convenient viewing. 4-key memory keeps often-used figures accessible for faster calculations.....
Makes fast printouts for documentation purposes. Package content: paper roll, pen holder. Clock and calendar functions help maintain schedules..
Dimensions: 3.6"H x 8.8"W x 12.6"D. Streamline financial calculations with profit margin, currency conversion, and tax calculation functions. Comes in....
Powered by any standard AC outlet, eliminating the need for expensive batteries. Decimal switch, rounding switch, percent, sign change, and grand....

Wirelessly interact with your i300C via the latest Bluetooth Smart technology using your mobile device, the free DiverLog+ app (available for iOS and Android).
4 operating modes. Air, Nitrox, Gauge (with run timer) and Free Dive (tracks calculations to allow switching between DIVE and Free).
User-changeable battery and data retention. Maintains settings and calculations between battery changes.
3 Gas computer. Able to switch up to three gases underwater.
Backlighting. For easy reading in low light.