Salter Brecknell Portable Shipping Postal Scale, Blue For quantity order please contact us for better deal Power: Four AAA batteries or USB cable (both included) Operator Keys: On/Off/Tare and Units Units: Selectable kg, g and lb/oz This simple weight-only electronic scale is perfect for letter and small parcel mail to ensure correct postage without overpayment. The low profile design is easy to use and store. Features a flip-up letter stand to hold large envelopes. Powered via four AAA battery or USB cable (both included). This model has a Units key to toggle between kg, g and lbs/oz, and an On/Off/Tare key. The USB interface is designed to work with most of the current USPS application packages to print postage locally from a PC. The scale transmits weight via the USB cable to the PC and the application program then takes the weight for postal calculations Accuracy:+/- 0.1% + LSD Capacity:11.5 kg x 0.02 kg / 25 lb x 0.2 oz Construction:ABS with flip up roll and flat holder Operator Keys: On/Off/Tare, Units Dual Range Capacity: 0 - 1 kg x 0.01 kg / 1 - 11.5 kg x 0.02 kg 0 - 1000 g x 5 g / 1000 - 12000 g x 10 g 0 - 2 lb x 0.1 oz / 2 - 25 lb x 0.2 oz Display:15 mm / 0.6′′ digits with backlight and Lo battery icon Operator Keys: On/Off/Tare and Units Unit: Selectable kg, g and lb/oz Power: Four AAA batteries or USB cable (both included) Operating Temperture: 10° C to 40° C 50° F to 104° F Operating Humidity Range: 20% to 90% Storage Temperture: -10°C to 50° C -14° F to 122° F Auto Shut Off: 120 seconds after no activity Overload: 120% of capacity Low Battery Indication Automatic Zero Tare Product Dimension: 216 mm (L) x 150 mm (W) x 52 mm (H) Display: 15 mm / 0.6′′digits with backlight Power: Four AAA batteries or USB cable (both included) Platform Dimension– 203 mm (L) x 197 mm (W) 8"L x 6"W Colors: Available in Blue and Pink