8 In 1 electronic ruler lcd display range finder 99m high accuracy handheld length measuring tool The product is shipped based on the color or size of the main image of the product page. This electronic ruler is equivalent to 9.9m steel tape+99m rangefinder+compass, suitable for straight line measurement, arc measurement, arbitrary curve measurement, irregular surface measurement and cylinder diameter measurement in daily life and work. Features: - Compact & Portable: 1.5cm slim body, 5.3cm surface diameter, 30g light weight, convenient & practical. - Quality Materials: Made of high-quality 6063 aluminum alloy, high-hardness plexiglass and ABS materials, this product features compression resistance, scratch resistance and impact resistance, much more durable & longer service life. - High Definition LCD Screen: Display measuring results much clearer. - Ultra-low Power Semiconductor Microprocessor: More accurate measurement & longer service life. - 99 Meters Ultra-long Ranging: Millimeter level accuracy, more practical & more accurate. - 10 Groups of Historical Records: Convenient to query data. - Ultra-long Endurance: With the built-in 200mAh low internal resistance lithium polymer battery, once fully charged, it can achieve ultra long standby up to 200 days. Charge for 5 minutes and last 2 hours. - Other Functions: Measuring prompt sound & measuring breathing lamp & units switching(cm/inch). - Wide Application: Suitable for straight line measurement, arc measurement, arbitrary curve measurement, irregular surface measurement and cylinder diameter measurement in daily life and work. Specifications: Material: Aluminum Alloy + Glass; Color: Black; Power Supply: 200mAh lithium polymer battery; Charging Port: Type-C; Standby Time: About 200 days; Display Screen: 1.8inch VA LCD screen (white characters on black background); Unit: cm / inch (adjustable); Single Ranging: Up to 9.99 meters; Cumulative Ranging: Up to 99.99 meters; Accuracy: 0.5%, support stepless adjustment; Backlight Time: 30-180 seconds; Item Size: Approx. 53*53*15mm / 2.09*2.09*0.59in; Item Weight: Approx. 35g / 1.23oz; Package Size: Approx. 55*55*16mm / 2.17*2.17*0.63in; Package Weight: Approx. 50g / 1.76oz; Packing List: 1 * Electronic Ruler; 1 * USB Charging Cable