App Bluetooth Adjustable Luminous LED Pet Collar Waterproof Light Up Safety Dog Accessories Collar

App Bluetooth Connection Adjustable Luminous LED Pet Collar Waterproof Light Up Safety Dog Collar Programmable USB Rechargeable LED Panel Size: 130*30 mm LED Color: Red, Blue, Green, White, Mixed 4 single color, Yellow Display Mode: Text, Pattern, Graffiti, Rhythm Languages: English, Chinese, German, Spanish, Portuguese, Korean, Japanese, French, Italian, Russian Power: Rechargeable lithium battery Charge Time: 2~3 hours Working Hours: 6~10 hours Net Weight: 76 g Communication: Bluetooth, APP programmable APP supports iOS and Android system You can change and edit via APP on phone, write custom words, DIY graffiti. Standard set: Collar with LED display, USB Charging cable, APP manual