Mini Hand Warmer USB Power Bank Two-In-One Double-Sided Heating Portable Digital ✿Product parameters: ✿Name: 2 in 1 Mini Hand Warmer and Power Bank ✿Capacity: 6000mAh ✿Material: ABS+PC ✿Gear position: two gear (low temperature gear 45℃, ≤4 hours; high temperature gear 60℃, ≤2 hours) ✿Instructions for use: ✿Hand warmer function: long press the power button for three seconds, the indicator temperature control digital display jumps, turn on the hand warmer function first gear, short press again, turn on the second gear, turn off the hand warmer function and press for 3 seconds. ✿Power bank function: plug in the USB data cable and automatically start output. ✿Feature: ✿The shape fits the natural curve, the surface coating is delicately processed, and the t ouch is soft ✿Double-sided heating, skin-t ouch ✿Cold light LED digital display, visualized power, clear at a glance ✿Charging while warming your hands ✿Small body, beautiful and elegant, portable ✿2A L ightning speed, free access to the front and back interfaces to enhance the user experience ✿ ✿ Name: 2 in 1 Mini Hand Warmer and Power Bank ✿ Capacity: 6000mAh ✿ Material: ABS+PC ✿ Gear position: two gear (low temperature gear 45℃, ≤4 hours; high temperature gear 60℃, ≤2 hours) ✿ Instructions for use: