Panasonic Activity Meter Day Calori White EW-NK32-W [Parallel Import]Waterproof function allows you to use it with confidence even when it rains or sweats. Function to measure activity calories burned, number of steps, and time. : Waterproof function allows you to use it with confidence even when it rains or when you sweat. Function to measure activity calories burned, number of steps, and time. Caution Product model number: EW NK32 W Color: White Battery included or built in: No >Package size: 18. 7 x 11. 5 x 3. 2 cm;