BM3K 3100mAh for Xiaomi Mi Mix 3 Li-Polymer Battery, For Xiaomi Mi Mix 31. Best alternative to primary battery, standby time and call time are equal. 2. Lithium ion batteries provide excellent continuous power supply for your equipment 3. Good quality and long service life 4. Compared with nickel cadmium batteries, lithium ion batteries have no memory effect. 5. If you do not use batteries for a long time, please keep them in a cool and dry place and charge them every three months. Specification: General Compatible with

Supported countries: China

Versatility: Suitable for a wide range of environments

This wireless presenter supports auto standby function for long-time working and energy-saving purpose

Material: 600D nylon

3 inch IPS color

high-quality signal to two displays

Loading Container 20GP: 453 cartons * 20 pcs = 9060 pcs

Makes a thoughtful gift or essential self-care tool

Cable Length 2m

- Green light: 70%-100%

The headband material is guaranteed and the threading is firm

Umi Pro II