Precision Magnetic Foot Measuring Instrument Horizontal Ruler 22.5cmOOTDTYComs: Milled Precision BasesABS outer material, it is more . With magnet, it can attract metal and work on it Three horizontal bubbles, its measuring accuracy is very high Accuracy 0.5mm per 1m in standard position Specifications: Bubble material number: 3Measuring accuracy: 0.5mm/1m Material: Plastic + magnetic strip Color: yellow/red/orange/black Size: 22.5cm x 4cm x 0.8cm Quantity: 1 PcNote: Please allow 1-3mm error due to manual measurement. Pls make sure you do not mind before you make a bid, due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Content:1 x Level Measurement