Z40 Pro | TFT | 4.7 cm (1.85") | Display type Digital | Display resolution 280 x 320 pixels | Touchscreen Yes | RAM capacity 512 MB | Flash memory 0.256 GB | Band material Silicone | Band size One Size | Shape Rectangular | Market positioning Smartwatch | Watch case size 40 mm | Watch case colour Pink/White | Watch case material Plastic | Band colour Pink | Wi-Fi Yes | Battery type Built-in battery