Smart Function Buttons LCD Invitation Card With Rechargeable Battery

Smart Function Buttons LCD Invitation Card With Rechargeable Battery 1. Outstanding features: * Auto-play video and picture / multi-buttons control * built in lithium battery * Memory support from 128MB to 8GB * Battery optional * Via usb cable to load file and charge * Using as gift/advertising/showcase for company/new product or project/holiday/ceremon Memory 256M / 512M / 1G / 2G / 4G and other size Battery 300-6000 mAh (Rechargeable) Screen 1.8 inch, 2.4 inch, 2.8 inch, 3