Generic Battery Powered Wireless Sprint Timer, 1.8 Inch 5 Digit Display Race Stopwatch with Battery Percentage Reminder, Ideal for Racing, Roller Skating, Track & Field Training

1. Battery Powered: This sprint timer is powered by battery and can be used for 8 hours after 5 hours of charging, with battery percentage reminder, easy to use. 2. High Precise: The effective light distance is >8m. The screen adopts five digit display, accurate to 0.001 seconds. The one hour timing error is less than 0.001s. 3. Auto Reset: The track field timer will automatically reset and enter the next round of timing when triggered again, without the need for manual reset. 4. Wide Application: This timer is suitable for timing when the starting and ending points are at the same position, can be used for motorcycle races, karting single lap timing, stakeout timing, balance bikes, roller skating, pet training, and athletic training competitions. 5. Portable Design: The sprint timer comes with a sturdy storage box, which is water proof and shock proof, making it easy to carry around. Spec: Item Type: Sprint Timer Material: Aluminum, PC, ABS Timer Power Supply: 1 x 4000mAh Lithium Ion Battery (Built in) Repeater Power Supply: 1 x 1500mAh Lithium Ion Battery (Built in) Screen Display: When timing is less than 60 seconds, display (XX.XXX) (format: seconds.milliseconds) When timing is between 60 seconds and 9 minutes 59 seconds 59, display (X.XX.XX) (format: minutes.seconds.milliseconds) When timing is larger than 9 minutes 59 seconds 59, display (XX.XX.X) (format: minutes.seconds.milliseconds) How to Use: Take out the product and follow the instructions manual. packing list: 1 x Timer 1 x Repeater 2 x Reflector 4 x Ground Stand 3 x Stand 2 x Charging Cable 2 x Antenna 1 x Storage Box 1 x Instruction Manual Note: 1. Do not direct the beam towards the eyes. 2. The distance between the reflector and the timer beam must be at least 5 meters. 3. The timer has an anti misfire mechanism. Triggering within 1 second after the timer starts will be invalid. The interval between two triggers must be at least 1 second. 4. Do not use a quick charger to charge this product (chargers typically marked with 6V, 9V, or 12V; these are prohibited).

• [Versatile Applications] Ideal for timing scenarios where the start and finish points coincide, this timer is perfect for motorcycle races, karting single lap timing, roller skating, pet training, and athletic competitions. its adaptability makes it a must-have for various sports and activities.
• [High Timing] This wireless sprint timer features a five-digit display accurate to 0.001 seconds, ensuring professional-grade timing for races and training sessions. the timing error is less than 0.001s, providing unmatched reliability for competitive events.
• [Long Battery Life] Powered by a built-in 4000mah lithium-ion battery, this sprint timer offers up to 8 hours of continuous use after just 5 hours of charging. the battery percentage reminder ensures you're always aware of the remaining power, making it convenient for extended events.
• [Automatic Reset Function] The track field timer automatically resets and starts the next round of timing when triggered again, eliminating the need for manual intervention. this feature is perfect for repetitive timing tasks in races and training drills.
• [Durable Storage Solution] The sprint timer comes with a sturdy, , and shockproof storage box, ensuring safe transport and protection from the elements. this added convenience makes it easy to carry and store, whether you're at the track or on the go.