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2. SPECIFICATIONS
Display system: 21-character × 8-line liquid crystal display; 12-digit mantissa and 2-
digit exponent for calculations; displays binary, octal, hexadecimal,
sexagesimal values, fraction, complex number
Power supply: Main: Four AAA-size batteries (LR03 (AM4) or R03 (UM-4))
Memory protection: One CR2032 lithium battery
Power consumption: 0.1W
Battery life: Main: Approximately 650 hours (continuous display of 0.) with battery
type LR03 (AM4)
Approximately 350 hours (continuous display of 0.) with battery
type R03 (UM-4)
Approximately 2 years (power switch off) with LR03 (AM4)/R03
(UM-4)
Memory protection: Approximately 15 months
Auto power off:
Power is automatically switched off approximately six minutes after last operation except when drawing
dynamic graphs.
Ambient temperature range: 0°C ~ 40°C (32°F ~ 104°F)
Dimensions: 20mm H × 85mm W × 172.5mm D (
3
/4" H × 3
3
/8" W × 6
3
/4" D)
Weight: 218.5g (7.7 oz) including batteries
Accessories: Hard case
Current Consumption
TYP [µA] MAX [µA]
ON (MENU) 20.7
OFF 1430.22 2026.60
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