Travel Luggage Scale Air travel is a big part of the dive business and this digital luggage scale allows travelers to weigh luggage before check-in and avoid costly overweight luggage fees. Features include ergonomic design for easier grip, auto shut-off and pound or kilogram display options. Max. capacity is 100 lbs. (44 Kgs.) Simply attach strap to luggage, lift, wait for beep, set it down, read the weight!