These toothpicks come in handy when you’re out in Restaurant
My daughter loves them
Easy ordering. Product came as described. My son started taking them and has had no issues. Hoping he gets taller than he would have without the supplement. He's 16.
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Ultrasonic Ranging Alarm Learn to Solder Electronics Kit for Soldering Practicing DIY Kit with HC-SR04 Ultrasonic Sensor Module
1. Ranging and Alarm Kit: Composes of a HC-SR04 ultrasonic Ranging sensor module, a buzzer and a STC89C25 chip(Programmed to use).
2. Easy to Solder: Clear symbols on the PCB board for simple welding provide a good experience of electronics soldering.
3. Two power supply options for choice: AAA battery or USB power supply. (a AAA battery case and a USB cable Included).
4. Easy to Setup: Press the +/- button to set the alarm distance and the buzzer will alarm loundly when measurment distance is less than the preset one.
5. Parameter: 4.5-5.5V DC. Measurement distance range: 1.96" - 157.5". Please go to "Product Information" section below for user guide if need..
- FREE standard shipping within the United States(3-6 Days)on all orders!
- 100% money back guarantee for items not delivered or damaged during shipping.
- Safe and secure checkout with our high quality encryption
- Shipping services: UPS, FedEx, USPS.
- Only ship to the lower 48 states, no APO/FPO addresses or PO Boxes allowed.
- Local pickups and combined shipping options are not provided at this time.
- You can return a product for up to 30 days from the date you purchased it.
- Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.
- A full refund if you don’t receive your order A full refund if your order does not arrive within the guaranteed time (6-7 business days not including 1 processing day.)
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Customer satisfaction is very important to us.
If you have any problem with your order, please contact us and we will do our best to make you satisfied.
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