Smart watches - computer mice and more

3.0 mhzfupler heart rate monitor Features: 1. Clear fetal heart sound: High performance fetal heart sound. Intelligent noise reduction makes the fetal heart rate clearer. The product body has a built-in intelligent noise reduction unit and sound isolation, which can effectively reduce noise and make the output clearer. 2. LCD display: Multi-parameter working mode and fetal heart rate display, clear display (fetal heart rate). 3. High sensitivity: Medical grade, high sensitivity resistant probe, no radiation to detect, low ultrasound power, safer for the fetus Ipx1 waterproof, waterproof and durable, detachable, designed separately outside the fetal heart rate host, easy to replace, waterproof and durable 4. Compatible with both headphones and speaker (headphones not included). Built-in audio output interface, you can clearly listen to your baby's heartbeat 5. Perfect for listening to and recording your unborn baby's heartbeat. 6. Lightweight and easy to carry, you can share your joy-healthy and strong heartbeat with your lover, families and friends, whether you are at home or outside. 7. Energy saving 60 seconds automatic shutdown When the device is turned on for 60 seconds without any operation, it will shut down without wasting power. Specification: Material: ABS plastic Color: Pink + Blue Display: 45mm × 20mm Suitable range: 9 weeks above Test operating frequency: 3.0MHz ± 10% Fetal heart rate range: 50-240bpm Power: 2x AA battery (For some reason, batteries are not allowed to be shipped by air, you need to prepare it by yourself) Size: 6.3 x3 x13cm/2.5" x 1.2" x 5.1" Probe size: 3.2 x 10.4cm/1.3" x 4.1" Probe cable: 1.5m/59 How to use: The best time to monitor fetal heart rate Get up in the morning Within 30 minutes Within 60 minutes after lunch Within 30 minutes of bedtime Fetal heart rate reference map First trimester (12-24 weeks) Belly button ~ 5 points below the left, middle and right. Second trimester (24-32 weeks) Midline of the umbilicus and 4 points below it Third trimester (32-40 weeks) Extend 4 points diagonally from the umbilicus

Portable and Versatile: The 64GB digital voice recorder is a compact and lightweight device that can be easily carried around. Made of high-quality ABS material, it is durable and sturdy. Beautifully designed, you can use it as a recorder or even an mp3 player for your convenience. Perfect for recording in classes, meetings, interviews, and even to play your favorite music. Easy One-Button Recording: With a user-friendly design with one-button recording, allowing you to start recording at any time without effort. The recordings are of high quality, ensuring clear and crisp sound. In addition, it supports recording and recording control, making it even more convenient for your needs. A 0.96-inch full-length vertical screen provides easy access to the recording file details. Enhanced Functionality: It supports volume control, fast forward and rewind, AB repeat function, time setting, timer recording, password retention, setting achievement, and subsection recording. These features allow you to customize your recordings according to your preferences and create high-quality audio files. Long Battery Life and Large Storage Capacity: Equipped with a 200mAh battery, our voice recorder can record continuously for about 20 hours. This ensures that you have ample recording time without worrying about running out. With a storage capacity of 64GB, you can store up to 288 hours of recording files (at 512kbps), providing you with plenty of space to save all your important recordings. Full Compatibility and Customization Options: Compatible with Windows 98/2000/XP, Windows 7/Windows 10. It offers easy file upload and download, allowing you to transfer your recordings effortlessly. You can also customize the settings according to your preferences, such as setting the time and date, choosing from 8 system languages, and adjusting the screen brightness. This ensures a personalized and user-friendly experience. Specifications: Model: k66 Size: 10.3 x2.5x1.2cm Weight: 28g Frequency: 20-20khz Microphone: Microphone Recording format: wav, mp3 Recording bit rate: 32/128/512/1024/1536 kbps Music format: wav, mp3 Storage card: 64GB Recording time: 288 hours (512kbp) Battery recording duration: Continuous recording for about 20 hours in noise reduction mode at 512kbps bit rate Sampling rate: 16khz 48khz Battery capacity: 200mah Specifications What's in the box 1 x Voice recorder 1 x Charging cable 1 x User manual