Features: Smart chip, low power consumption, high precision, stable performance, respond quickly. 0-30% oxygen content detection, with sound, light and vibration alarm. Measure the environment temperature, with 2 temperature units...
Stirling engine is a nice education model for students and teachers. It can help to better understand the working principle. Features: A Stirling engine is a heat engine that operates...
This series solar charge controller is a kind of intelligent, multi-functional solar charge and discharge controller. All the controlling parameters can be reset flexibly to satisfy your different needs. Features:...
Musical toys set for children, including numerous kinds of different musical instruments. With various playing methods and different musical sound, these small and cute musical toys are helpful to develop...
The accordion can help to develop the children's musical talent, improving their sense of rhythm. Features: Seventeen button design along with eight bass buttons and one air valve. Help to...
Features： Upgraded version with Bracelets. High-quality GP-Pointer is an essential tool for any serious detectorist. Through our actual test, it works almost the same as the original detector, please rest...
Features: Made of premium quality,durable and waterproof. Built-in LED indicator, make you easy to check whether the connection is successful and allow quick and easy usage in the dark. Waterproof...
The pair of goggles can effectively protect your eyes from wind and dust when you ride motorcycle at outdoors. Also it is foldable, convenient to carry. Features: Foldable design, convenient...
