Built-in full color 96*128 dot matrix screen, denser pixel and clearer display.
Smart screen can be dimmable on the different occasions.
Adjustable shoulder strap size, adopted on the back made of breathable material, it makes you feel more comfortable when travelling, hiking, riding,etc.
Waterproof design, which it can protect your belongs absolutely.
Easy to operate, connect bluetooth and send or create your own drawings.
Charging by power bank, it can last 6~8 hours with 10000mAH power bank
