Features Five Functions in One Palm-size Device, Including Weighing Scales Up to 50kg, Thermometer Gauge, Torch & Ruler in Addition to an Optional Charger Capacity of 2200mah or 2600mah. the LED Reading Stays on for 20 Seconds After Weighing While Thermometer is in Both Celsius & Fahrenheit & the Ruler Measures Centimetres & Inches. the Backlight is in White, Green & Red. This Smart, Compact Power Bank is Available in Black or White Ready for Personalising in Spot or Full Colour, or You Can Choose 3d Uv Print for Added Brand Impact, Within 45x20mm Branding Area. Minimum Quantity: 100.