The Tribetailer Digital Luggage Travel Scale, An Ideal Postal Weighing Scale. NO MORE BAGGAGE FEES - Guaranteed To Save You Money - If ever there was a product that provides you with a real Return On Investment (ROI) it was this! - Offered with a LIFE TIME GUARANTEE. MULTIFUNCTION - Fishing Scale, Grocery Scale, Postal Scale, Weighing snow ski's as well as gas cylinders at a caravan site - These are just some potential alternatives recognised by customers. FUNCTIONALITY - Take the Scalertailer Practically Anywhere - lightweight design & portable makes this an ideal pocket digital scale. Battery included & very easily replaced by removing battery caddy - lithium battery model CR3032 3v. SMART LCD DISPLAY - Electronic display with one button for ON & OFF - So easy to use, just place your hand through & power on and lift to take a reading. SCALES WEIGHT - In Kg/lbs + Extremely Accurate & Precise - Power on & measure in Kg or hold down to switch to lbs - extremely easy to switch between the different measurements.