Feature: 1. According to requirements, record music, or what you want to say, up to 4 minutes. 2. Contact the light, trigger the button to play music, and the other party will open the box and play music or whatever you want to say ( say it once and stop). 3. It can be used for Christmas cards, gift boxes, jewelry boxes, handicrafts, children's toys, etc. 4. Powered by 3 x AAA batteries, 16 Ω 0.25 watt environmental protection speaker, loudly enough (battery not included) 5. You can repeat recording, and each recording will overwrite the last recording. Specification: Condition: 100% brand newItem type: Audio ModuleMaterial: for PCBColor: As picture shownWeight: Approx. 20g Recording time: up to 4 minutes Play mode: play once and stop You can repeat recording, and each recording will overwrite the last recording.Recording and playback operation: Press and hold the recording button, and start recording when you hear a "di" sound into the microphone. Release the recording button to play the currently recorded sound, and the photoresistor will play the recorded sound once when it sees light. . Package List: 1 x Module