... -1101 8 In 1 LED flashlight gift item with Compass for lovers, men, women, children, car, logo, alloy, electric gift1. ... customized) Working Principle:Thisproduct adopts the principle of cranking for power generation to charge itsbuilt-in battery. It also ... snooze function and temperature display,etc.Functions: 1. Cranking for power generation.2. Digital alarm clock with snooze function; temperature ...