Battery capacity: doorbell (600mAH), screen (600mAH). Doorbell size: 88 55 23mm. 2pcs 1 X Doorbell Display. 2pcs 1 X Doorbell. Screen size: 120 95 18mm. Video format: M-JPEG. Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures.
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