Casio IT-300 - Manual (Page 50)

E-48
Battery Life:
Battery pack:
Approximately 11 hours*
Approximately 10 hours**
* under the conditions that CPU speed is set to the auto power save
mode, backlight is set to off, and the ratio of cyclic operation of
“Standby, Key input, and Scanning” is set at 20:1:1.
** under the conditions that CPU speed is set to the auto power save
mode, backlight is set to off, and the ratio of cyclic operation of
“Standby, Key input, Scanning, and WLAN” is set at 20:1:1:1.
Memory backup: 10 minutes for protection of data in memory
3 days for backup of built-in clock
Operating Temperature: –20°C to 50°C (–4°F to 122°F)
Operating Humidity: 10% to 90% RH (non-condensation)
Dust and Water Splash Proof:
IEC60529 standard, IP54 level
Dimensions: Approximately 76(W) × 155(D) × 19.6(H) mm (3"W × 6 1 /
8
"D × 3 /
4
"H)
Weight: Approximately 215g (7.6oz) (when battery pack is installed)