Driver Waterproof Bluetooth Speaker Thermos Bottle-380ml (three colors in total)

(Products containing batteries will not be delivered to overseas areas) https://www.youtube.com/watch?v=2rQeWz_WE6o https://www.youtube.com/watch?v=0hlbe2X7sR4 https://c1.staticflickr.com/5/4583/25197741008_5a8fbee739_b.jpg https://c1.staticflickr.com/5/4635/25197740578_cc7d9a7c45_b.jpg https://c1.staticflickr.com/5/4637/39366012581_ee0deb63b9_b.jpg https://c1.staticflickr.com/5/4587/25197740378_9d88e97634_b.jpg https://c1.staticflickr.com/5/4528/38354065454_97ae0d1e38_b.jpg https://c1.staticflickr.com/5/4538/38354065014_0fb00dea72_b.jpg https://live.staticflickr.com/65535/51651540073_0e612b174b_o.jpg https://live.staticflickr.com/65535/51651977309_1a47b649f2_b.jpg Product desciption---------------------------------------------- ． The world's first cross-border Bluetooth music thermos cup, which combines 3C products with practical hot and cold vacuum flasks, is a practitioner with both rationality and sensibility. ． This series of products is made of SUS316 high-quality stainless steel and does not contain heavy metals, bisphenol A and other harmful substances. ． Built-in microphone for answering incoming calls can be used for phone calls ． 4 hours of playback at normal volume ． The flashlight design on the handle changes colors with the music and can be turned on and off at will. ． The Bluetooth cup lid is equipped with a USB socket, which can charge the Bluetooth music thermos cup. ． This product complies with the U.S. Federal Communications Commission (FCC) inspection, National Communications Commission (NCC), and SGS product inspection standards Product specifications---------------------------------------------- ． Product Name: Driver Bluetooth Music Thermos Cup 380ml ． Model: DRB-S257 ． Size: diameter 7cm x height 23.5cm ． Material: Inside the upper cover - SUS304 high-grade stainless steel / Outside the upper cover - ABP, PP, SILICONE / Bottle body - SUS316 high-grade stainless steel ． Capacity: 380ml ． Weight: 330g ． Origin/manufacturing method: China ． BSMI:R3B940 ． FCC: 2ADK3XO-9112 ． NCC:CCAJ17LP8880T1 Precautions---------------------------------------------- ． Please read the included instruction manual carefully before use. ． Before cleaning, clean the Bluetooth music cup lid and bottle body separately. ． The Bluetooth music cup cover is only waterproof for daily use. Do not rinse it with large amounts of water or soak it in water. It is recommended to wipe it with a damp cloth. ． Before using it for the first time, please fully charge the Bluetooth music cup lid (USB cable included) ． Due to different settings and brands of computer monitors, there will inevitably be color differences and differences in personal sensory perception. Product shipments are based on actual colors. ． Because the dimensions are measured manually, there may be an error of ±3 cm. ． Due to manufacturing limitations of plastic and metal products, there will be plastic wear, unevenness at the injection point, burrs on the edges, etc. These are all normal phenomena. ． Due to production limitations, the shape of porcelain glass products may vary slightly due to firing or blowing, and may also produce bubble spots, water lines, die-cut marks, black spots and raised spots, uneven glaze peeling, and uneven dents. Some products The bottom is unglazed to prevent slipping. ． Log products will have original woodworm spots and log growth lines. There is a slight difference in the wood grain of the photographed product, which is normal.