Gearwoo 4-Digital DIY Clock Kits LED Talking with PCB for Soldering Practice Learning Electronics Transparent Case Blue

Easy installation: You'll need a small screwdriver solder soldering iron and cutters. Attention!!! the installation steps of speaker is left out you need to solder wires to the speaker and from there to the board Functions : Hourly Chime Function–it supports hourly chime 12H/24H time display mode. Power Cut Memory Function–the time is still accurate once power-on from power-off. Light Control Fonction the clock will automatically be brighter during the day than during the night. Warm white nightlight function by long-press the voice key. Manufactured by Gearwoo. Parameters: DC 5V; Battery(CR1220/CR1216 ) NOT included; come along with a USB power cable plug in the USB charger to use it. 5 digit LED module which is specially for the led clock kit. Perfect After-Sale Service: This product is DIY kits not the end product! This Soldering Project requires certain foundation of basic electronic theoretical knowledge and welding and hands-on ability. Please read the manual before soldering. If the finished product does not achieve the effect we described or any other issues occur unfortunately don't rush to give us a negative feedback out of anger and impulse please do not hesitate to contact us directly for further help. School Science Project: The DIY Digital Clock are used to installed to a 5-Digital Electronic Clock.