Gearwoo 4-Digital DIY Clock Kits

Description ⏰【School Science Project】: This product is DIY kits, not the end product! His Soldering Project requires certain foundation of basic electronic theoretical knowledge and welding and hands-on ability. ⏰【Easy installation】You can scan the QR code to bring you to detailed instructions. ⏰【 Functions 】: Hourly Chime Function，12H/24H time display mode. Light Control Fonction ⏰【Parameters】: DC 5V; come along with a USB power cable, plug in the USB charger to use it. ⏰【Perfect After-Sale Service】CR1220/CR1216 batteries are NOT included. Please feel free to contact us with [email protected] if you have any questions.