Feature: 1. Applicable Models: ND8, ND16,ND32, ND64 4 in 1 lens filter kit is suitable for Hubsan ZINO MINI PRO lens. 2. Use Optical Glass: Precise grinding processing high definition sharpness, high definition imaging, to meet the needs of professional photographers. 3. Coating Dimming Process: The use of coating light reduction technology avoids the color cast problem of traditional ND filters, and there is almost no color cast. 4. Coating Technology: Double sided multilayer nano coating technology, the lens has waterproof, oilproof, and scratch proof performance. 5. ND Filter: Strong light environment, prevent overexposure, resist scattered light, increase color saturation, make the picture more attractive and beautiful. Realize the effect of foggy water, night light track and other film effects. The number behind ND represents the light reduction ability. Specification: Item Type: 4 in 1 Lens Filter Kit Weight: Approx.25g/0.9oz Color: As Pictures Shown Material: Aluminum Alloy + Optical Glass Model: ND8, ND16,ND32, ND64 Applicable Models: for Hubsan ZINO MINI PRO Lens. Package List: 4 x Filter2 x Washed Nano Sticker1 x Storage Box