Materials: ABS Size: 4*4cm Color: White 1. The flip timer is designed with novelty and uniqueness, making the timing process more fun. 2. It supports multiple timing functions, such as countdown, timer, stopwatch, etc., to meet different needs. 3. The flip timer is easy to operate and convenient to use, suitable for various occasions. 4. It is highly decorative, with a beautiful appearance that can be used as home decor, adding to the fun of life. 5. Made of high-quality materials and reliable, worry-free for long-term use. 6.Product parameters: Battery capacity: 500mAh, operating temperature: 0°C-50°C, standby power consumption: 20uA, sleep power consumption: 150uA, operating current: 11mA, charging current: 500mA, volume levels: silent/vibration, loud 90100DB, soft 7080DB; Package includes:1pcs Flip timer