Cov khoom rov qab yuav txais tos hauv 40 hnub thaum yog hnub tau txais cov khoom. Cov khoom tsim tsis tuaj yeem rov qab lossis hloov. Cov khoom yuav nrog e-gift card yog hloov xwb; rov qab tsis raug.
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Peb yuav ua haujlwm hard kom soj ntsuam cov khoom rau koj tom qab tau txais koj cov kev yuav khoom thiab ua kom lawv mus kom zoo. Cov lus qhia soj ntsuam yuav muab rau koj hauv koj daim email confirmation.Hauv feem ntau, cov kev yuav khoom yuav raug kho hauv 2 hnub.Hauv cov xwm txheej tshwj xeeb, nws yuav raug delay raws li no: Thaum koj sau ib qhov kev yuav khoom hnub Saturday, Sunday lossis hnub so, nws yuav raug delay 2 hnub..Feem ntau, nws yuav tsum 5-7 hnub ua haujlwm (Monday mus Friday) tsis raug cuam tshuam los ntawm kev delay lossis lwm yam environmental factors..Vim peb cov kev soj ntsuam yog worldwide yog li cov sij hawm soj ntsuam yuav sib raug rau koj qhov chaw uas yog li nws yuav tsum tau ob peb zaug thiab thov ua siab ntev yog koj nyob hauv zej zog lossis lub teb chaws.
1. Kev rov qab & hloov chaw
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2.Kev them rov qab
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Description: Looking for a unique combination of science, engineering, and style? The u03b3-Type Stirling Engine Generator is just what you need! Not only does it showcase the fascinating mechanics of a thermal Stirling engine, but it also features stunning LED lighting for an extra touch of elegance.
Specification:
Name:u03b3-Type Stirling Engine Model Model Number:LL-015 Material:Aluminum Color:Red/Blue(Optional) Product Form:Pre-assembled Version (Finished) Motor Output:2.5-4V / 0.3-0.8A (Non-stable) Three Lighting Effects:LED Bulb Effect / LED Color Flashing Bulbs / Colorful LED String Lights Start Method:Manual Start Product Weight:550g Package Weight:600g Product Dimensions:16 x 8 x 10cm Package Dimensions:17.5 x 9.5 x 11.5cm Ages:16+
Features: - Superior Craftsmanship: Crafted from premium quality aluminum with precision CNC machining and a mirror-like electroplated finish, showcasing detailed craftsmanship and a luxurious scientific design.
- Powerful & Reliable Performance:Delivers up to 4V/0.8A output with a enduring quartz glass heating tube that runs continuously for 30 minutes without performance loss, perfect for hobbyists and collectors.
- Versatile Lighting Effects:Features a combination of LED bulb (warm white), colorful flashing lights, and soft string lights for a dynamic, easy-to-switch lighting display that adds visual appeal and atmosphere.
- Easy to Use:Fully assembled and tested, with an English manual for quick setup. Suitable for beginners, students, and children, making it a perfect gift option.
- omplete Package: Includes all necessary accessories like an alcohol lamp, dropper, glass tube, and LED lights, offering everything needed for a hassle-free experience in one purchase.
Package included: 1 x Stirling Engine 1 x Alcohol Lamp 1 x Alcohol Dropper 1 x Spare Glass Tube 1 x LED Bulb 1 x Colorful LED String Lights 1 x Colorful LED Bulbs 1 x English Manual
Roymall C.o.
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Direct purchase from the factory 
Learning & Education
Science & Discovery Toys
