With the Mega Memory Watch, you never need be wishing you had that data file to hand, as you'll be able to carry ball your important data with you on your wrist! Data retention minimum 10 years Weight 43 grams Protection Data can be password protected USB Watch 1 meter extension cord included Battery life Citizen 2035 movement with 3-year battery life Water resistant 30M to 100M Other Shock proof and anti-static Read speed 1000KB/sec. Writing: 920KB/sec Capacity 128MB Total Price