Casio DT-X450 Series User Manual page 36

Dust /
water-resistance
External dimensions
Weight
Vibrator
Sensors
RTC
34
20
Approx. 46mm x 197mm x 32mm
notification of scanner
Proximity sensor / Light Ambient sensor / Acceleration sensor /
Gyro sensor / Geomagnetic sensor
Maximum monthly rate : 2min10sec (Use main battery)
Maximum monthly rate : 8min38sec (Use sub batery only)
C21
C31
IP67 level
Approx. 260g
WC21
Remark
WC31