DIVTEK Float Arm ML D95-160 Full length: 200mm /7.9in Double ball ends(removable) Diameter 95 mm Weight: 290g Buoyancy: -650 g/23oz Depth Rating:100meters/328ft DIVTEK Float Arm System Thank you for purchasing divtek products, which is compatible with flash, video lamp and underwater camera lighting system. Using light corrosion resistant ABS material,The buoyancy effect is outstanding. At present, there are four different sizes and specifications to provide underwater weight solutions for different sizes of underwater photographic equipment. Package content: ? main body of buoyancy arm × 1 ? M5 screw × 1 (for additional optional accessories) Function introduction: This product supports the function of changing ball head. Whenthe ball hair of the body is worn, just screw off the top screw of the ball head forreplacement. (ball joint for replacement can be purchased separately) Maintenance / storage: washing with clean water after each use. Place in a well ventilated place and dry completely. Do not use flame or heat directly or deform /damage. Do not use alcohol or other organic substances Solvent cleaning. Please keep this product out of the reach of children. They mayswallow accessories or small parts by mistake. If children swallow them, please see a doctor immediately.