Double Check XL
Double Check XL is an advanced calculator with extra-large buttons and a large display for improved accessibility. It combines basic arithmetic, commercial and conversion functions in one easy-to-use device.
Double Check XL’s versatile conversion mode allows users to seamlessly switch between different units of measurement for volume, length, weight, temperature and even currencies. With just a few keystrokes, the calculator simplifies the conversion process, providing a quick and efficient solution to everyday measurement challenges.
Double Check XL is available in two models: the Double Check XL, which features extra-large buttons and display, and the Double Check XL Voice, which includes the same extra-large buttons and display along with speech output.
Key Features:
- Key lock function
- 10 memory locations
- Percentage, squaring, root and exponent calculations
- Reciprocal function
- Compound interest, present value and annuity calculations
- Currency, temperature, volume, length and weight conversions
- Date, time and alarm functions
- Large 10-digit display
- Extra-large buttons (1.5 x 1.5 cm)
- Headphone connection: 3.5 mm jack
- Power: 4 x AA batteries or power supply
- External power supply: 3.4/1.35 mm jack
- Dimensions: 210 x 170 x 45 mm
- Weight (with batteries): 487 g
