Customized 3-in-1 Steel Rechargeable Smart Temperature FM Radio TF Bluetooth Speaker Tumbler Water Bottle with Drink Reminder
Premium 304 stainless steel construction ensures durability, insulation (hot/cold retention for 12+ hours), and BPA-free safety. Multifunctional 3-in-1 design integrates a high-fidelity Bluetooth speaker (5W output, 10m range), FM radio with auto-scan, and TF card slot for offline music—ideal for outdoor adventures, gym sessions, or office use. Smart temperature display shows real-time liquid temp (℃/℉ toggle) via LED screen; programmable drink reminder promotes hydration. Seamless customization: laser-engraved logos or text (up to 20 characters) on the matte-finish body for corporate gifts or personal branding. USB-C fast charging (3-hour full charge, 8-hour playback) + IPX5 splash resistance. Includes a leak-proof silicone seal and detachable carry strap. Wholesale-ready: MOQ-friendly pricing, bulk discounts, and OEM/ODM support. Ships globally with 30-day warranty.