Description Are you looking for a professional, yet affordable smart wristband? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional smart wristband must meet you needs. It is one of the best choices for you. Features – Color: Black. – Material: ABS, Silicone. – Size: About 24×1.6×0.8cm/9.44 x 0.62 x 0.31 inch. – Waterproof level: IPX57 – Measurement range: 30- 45 ℃ – Prompt mode: vibrating motor – Display screen: LED light display – Charging voltage: DC=5V (charging by built-in USB) – Battery capacity: 55mAh 3.7v – Product weight: 17g – Operating environment: -10- 50°C – Made from material, durable to use. – LED screen for easy reading of temperature data. – Ergonomic design, lightweight and durable, comfortable to wear – The bracelet can be easily charged by the Built-in USB charging, do not need other charging cables, plug it to USB port to charge it. – A great gift for your friend and family. Made from material, durable to use |LED screen for easy reading of temperature data |Ergonomic design, lightweight and durable, comfortable to wear|The bracelet can be easily charged by the Built-in USB charging, do not need other charging cables, plug it to USB port to charge it |A great gift for your friend and family