Features • Reliable Replacement Base: Designed specifically for depth measurement, this sturdy base enhances stability and accuracy for your depth dial indicator • Precision Ground Finish: The hardened and ground surface ensures smooth operation, providing precise readings for all your measurement needs • Secure Clamping Mechanism: Featuring a threaded knob, the clamping system holds your equipment firmly in place, preventing slips and ensuring reliable performance • Premium Stainless Steel Build: Crafted from high-quality stainless steel, this base is resistant to corrosion and temperature, offering exceptional durability for long-term use • Versatile Extension Rods Included: Comes with 3 extension rods (0-10mm, 10-20mm, 20-30mm) to accommodate various measurement depths, enhancing usability and flexibility in your projects Features: 1、WIDE APPLICATION: Handheld magnifier, 20X magnification design, widely used for reading, newspapers, antique magnification and circuit testing, etc. 2、WITH 21 LED LIGHTS: Including 14pcs cold light LED and 7pcs warm light LED, and has 3 levels adjustment, with soft light, comfortable eye protection. 3、EXCELLENT LENS: Optical glass lens has high light transmittance, which has small dispersion coefficient, high imaging clarity in the field of view. 4、SIMPLE CHARGING: The handheld magnifying glass has built in lithium battery, with USB rechargeable design, to avoid frequent battery replacement. 5、ABS SHELL: The optical glass magnifier housing is made of ABS material, which has good toughness, wear resistance and long service life. Specification: Item Type: Magnifying Glass Material: ABS, Optical Glass Lens Lens Index: 20X Lens Diameter: Approx. 85mm / 3.3in (subject to the real object) Including Lens Frame Diameter: Approx. 119mm / 4.7in Lighting Source: 14 cold light LED, 7 warm light LED, 3 levels adjustment, touch switch Power Supply Type: USB Charging Battery: 18650 lithium ion x 1 (with built in battery) Capacity: 1200mAh Battery Life: About 8 hours Indicator Light: Charging (blue light), full (red light) Uses: Reading, newspapers, antiques, circuits Package List: 1 x Magnifying Glass 1 x Lens Cloth 1 x USB Cable 1 x Chinese English User Manual Note: Manual measurement, there may be errors, the actual product shall prevail! Package List 1 x Magnifying Glass 1 x Lens Cloth 1 x USB Cable 1 x Chinese English User Manual